70574697173 has 2 divisors, whose sum is σ = 70574697174. Its totient is φ = 70574697172.

The previous prime is 70574697169. The next prime is 70574697181. The reversal of 70574697173 is 37179647507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48164008369 + 22410688804 = 219463^2 + 149702^2 .

It is a cyclic number.

It is not a de Polignac number, because 70574697173 - 2² = 70574697169 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70574697103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35287348586 + 35287348587.

It is an arithmetic number, because the mean of its divisors is an integer number (35287348587).

Almost surely, 2^70574697173 is an apocalyptic number.

It is an amenable number.

70574697173 is a deficient number, since it is larger than the sum of its proper divisors (1).

70574697173 is an equidigital number, since it uses as much as digits as its factorization.

70574697173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7779240, while the sum is 56.

The spelling of 70574697173 in words is "seventy billion, five hundred seventy-four million, six hundred ninety-seven thousand, one hundred seventy-three".