70564313 has 4 divisors (see below), whose sum is σ = 70582800. Its totient is φ = 70545828.

The previous prime is 70564267. The next prime is 70564367. The reversal of 70564313 is 31346507.

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 a cyclic number.

It is not a de Polignac number, because 70564313 - 2¹⁶ = 70498777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70564213) 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, 1163 + ... + 11936.

It is an arithmetic number, because the mean of its divisors is an integer number (17645700).

Almost surely, 2^70564313 is an apocalyptic number.

It is an amenable number.

70564313 is a deficient number, since it is larger than the sum of its proper divisors (18487).

70564313 is a wasteful number, since it uses less digits than its factorization.

70564313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18486.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 70564313 is about 8400.2567222675. The cubic root of 70564313 is about 413.2330409778.

The spelling of 70564313 in words is "seventy million, five hundred sixty-four thousand, three hundred thirteen".