7435256313 has 4 divisors (see below), whose sum is σ = 9913675088. Its totient is φ = 4956837540.

The previous prime is 7435256281. The next prime is 7435256327. The reversal of 7435256313 is 3136525347.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 7435256313 - 2⁵ = 7435256281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7435256363) 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, 1239209383 + ... + 1239209388.

It is an arithmetic number, because the mean of its divisors is an integer number (2478418772).

Almost surely, 2^7435256313 is an apocalyptic number.

It is an amenable number.

7435256313 is a deficient number, since it is larger than the sum of its proper divisors (2478418775).

7435256313 is a wasteful number, since it uses less digits than its factorization.

7435256313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478418774.

The product of its digits is 226800, while the sum is 39.

The square root of 7435256313 is about 86227.9323247403. The cubic root of 7435256313 is about 1951.7850245351.

The spelling of 7435256313 in words is "seven billion, four hundred thirty-five million, two hundred fifty-six thousand, three hundred thirteen".