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1230113435 = 5991248257
BaseRepresentation
bin100100101010010…
…0000101010011011
310011201200020101212
41021110200222123
510004402112220
6322021333335
742324535355
oct11124405233
93151606355
101230113435
11581404481
122a3b6724b
13167b08c95
14b952c0d5
1572ed80c5
hex49520a9b

1230113435 has 8 divisors (see below), whose sum is σ = 1477631616. Its totient is φ = 983093760.

The previous prime is 1230113431. The next prime is 1230113459. The reversal of 1230113435 is 5343110321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1230113435 - 22 = 1230113431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1230113435.

It is not an unprimeable number, because it can be changed into a prime (1230113431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119174 + ... + 129083.

It is an arithmetic number, because the mean of its divisors is an integer number (184703952).

Almost surely, 21230113435 is an apocalyptic number.

1230113435 is a deficient number, since it is larger than the sum of its proper divisors (247518181).

1230113435 is an equidigital number, since it uses as much as digits as its factorization.

1230113435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249253.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1230113435 is about 35072.9729991628. The cubic root of 1230113435 is about 1071.4742060605.

Adding to 1230113435 its reverse (5343110321), we get a palindrome (6573223756).

The spelling of 1230113435 in words is "one billion, two hundred thirty million, one hundred thirteen thousand, four hundred thirty-five".

Divisors: 1 5 991 4955 248257 1241285 246022687 1230113435