1042345256 has 16 divisors (see below), whose sum is σ = 1957626240. Its totient is φ = 520311600.

The previous prime is 1042345253. The next prime is 1042345277. The reversal of 1042345256 is 6525432401.

It is not an unprimeable number, because it can be changed into a prime (1042345253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102470 + ... + 112181.

It is an arithmetic number, because the mean of its divisors is an integer number (122351640).

Almost surely, 2^1042345256 is an apocalyptic number.

It is an amenable number.

1042345256 is a deficient number, since it is larger than the sum of its proper divisors (915280984).

1042345256 is a wasteful number, since it uses less digits than its factorization.

1042345256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215264 (or 215260 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 1042345256 is about 32285.3721675932. The cubic root of 1042345256 is about 1013.9204084079.

Adding to 1042345256 its reverse (6525432401), we get a palindrome (7567777657).

The spelling of 1042345256 in words is "one billion, forty-two million, three hundred forty-five thousand, two hundred fifty-six".