70313307 has 4 divisors (see below), whose sum is σ = 93751080. Its totient is φ = 46875536.

The previous prime is 70313291. The next prime is 70313317. The reversal of 70313307 is 70331307.

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 70313307 - 2⁴ = 70313291 is a prime.

It is a super-2 number, since 2×70313307² = 9887922282552498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (70313317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11718882 + ... + 11718887.

It is an arithmetic number, because the mean of its divisors is an integer number (23437770).

Almost surely, 2^70313307 is an apocalyptic number.

70313307 is a deficient number, since it is larger than the sum of its proper divisors (23437773).

70313307 is a wasteful number, since it uses less digits than its factorization.

70313307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23437772.

The product of its (nonzero) digits is 1323, while the sum is 24.

The square root of 70313307 is about 8385.3030356690. The cubic root of 70313307 is about 412.7424851608.

The spelling of 70313307 in words is "seventy million, three hundred thirteen thousand, three hundred seven".