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1142296907 = 1439793813
BaseRepresentation
bin100010000010110…
…0001000101001011
32221121102200202212
41010011201011023
54314412000112
6305203215335
740210235453
oct10405410513
92847380685
101142296907
11536884634
1227a67754b
1315286cb3b
14ab9ccd63
156a43d522
hex4416114b

1142296907 has 4 divisors (see below), whose sum is σ = 1143092160. Its totient is φ = 1141501656.

The previous prime is 1142296901. The next prime is 1142296927. The reversal of 1142296907 is 7096922411.

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

It is a cyclic number.

It is not a de Polignac number, because 1142296907 - 214 = 1142280523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142296901) by changing a digit.

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, 395468 + ... + 398345.

It is an arithmetic number, because the mean of its divisors is an integer number (285773040).

Almost surely, 21142296907 is an apocalyptic number.

1142296907 is a deficient number, since it is larger than the sum of its proper divisors (795253).

1142296907 is an equidigital number, since it uses as much as digits as its factorization.

1142296907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795252.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 1142296907 is about 33797.8831733587. The cubic root of 1142296907 is about 1045.3450497037.

The spelling of 1142296907 in words is "one billion, one hundred forty-two million, two hundred ninety-six thousand, nine hundred seven".

Divisors: 1 1439 793813 1142296907