70927613 has 2 divisors, whose sum is σ = 70927614. Its totient is φ = 70927612.

The previous prime is 70927601. The next prime is 70927639. The reversal of 70927613 is 31672907.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69588964 + 1338649 = 8342^2 + 1157^2 .

It is a cyclic number.

It is not a de Polignac number, because 70927613 - 2²² = 66733309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70927643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35463806 + 35463807.

It is an arithmetic number, because the mean of its divisors is an integer number (35463807).

Almost surely, 2^70927613 is an apocalyptic number.

It is an amenable number.

70927613 is a deficient number, since it is larger than the sum of its proper divisors (1).

70927613 is an equidigital number, since it uses as much as digits as its factorization.

70927613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 70927613 is about 8421.8532996010. The cubic root of 70927613 is about 413.9410034410.

The spelling of 70927613 in words is "seventy million, nine hundred twenty-seven thousand, six hundred thirteen".