70760639 has 2 divisors, whose sum is σ = 70760640. Its totient is φ = 70760638.

The previous prime is 70760611. The next prime is 70760653. The reversal of 70760639 is 93606707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70760639 - 2²⁰ = 69712063 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70760689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35380319 + 35380320.

It is an arithmetic number, because the mean of its divisors is an integer number (35380320).

Almost surely, 2^70760639 is an apocalyptic number.

70760639 is a deficient number, since it is larger than the sum of its proper divisors (1).

70760639 is an equidigital number, since it uses as much as digits as its factorization.

70760639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 70760639 is about 8411.9343197626. The cubic root of 70760639 is about 413.6159222739.

The spelling of 70760639 in words is "seventy million, seven hundred sixty thousand, six hundred thirty-nine".