1145504135 has 4 divisors (see below), whose sum is σ = 1374604968. Its totient is φ = 916403304.

The previous prime is 1145504117. The next prime is 1145504141. The reversal of 1145504135 is 5314055411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1145504135 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1145504098 and 1145504107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114550409 + ... + 114550418.

It is an arithmetic number, because the mean of its divisors is an integer number (343651242).

Almost surely, 2^1145504135 is an apocalyptic number.

1145504135 is a deficient number, since it is larger than the sum of its proper divisors (229100833).

1145504135 is an equidigital number, since it uses as much as digits as its factorization.

1145504135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229100832.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 1145504135 is about 33845.2970883696. The cubic root of 1145504135 is about 1046.3224742309.

Adding to 1145504135 its reverse (5314055411), we get a palindrome (6459559546).

The spelling of 1145504135 in words is "one billion, one hundred forty-five million, five hundred four thousand, one hundred thirty-five".