70507079 has 2 divisors, whose sum is σ = 70507080. Its totient is φ = 70507078.

The previous prime is 70507067. The next prime is 70507111. The reversal of 70507079 is 97070507.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70507079 - 2²⁰ = 69458503 is a prime.

It is a super-2 number, since 2×70507079² = 9942496378224482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70507009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35253539 + 35253540.

It is an arithmetic number, because the mean of its divisors is an integer number (35253540).

Almost surely, 2^70507079 is an apocalyptic number.

70507079 is a deficient number, since it is larger than the sum of its proper divisors (1).

70507079 is an equidigital number, since it uses as much as digits as its factorization.

70507079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15435, while the sum is 35.

The square root of 70507079 is about 8396.8493496073. The cubic root of 70507079 is about 413.1212877128.

The spelling of 70507079 in words is "seventy million, five hundred seven thousand, seventy-nine".