70135207 has 2 divisors, whose sum is σ = 70135208. Its totient is φ = 70135206.

The previous prime is 70135199. The next prime is 70135229. The reversal of 70135207 is 70253107.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70135207 - 2³ = 70135199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70133207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35067603 + 35067604.

It is an arithmetic number, because the mean of its divisors is an integer number (35067604).

Almost surely, 2^70135207 is an apocalyptic number.

70135207 is a deficient number, since it is larger than the sum of its proper divisors (1).

70135207 is an equidigital number, since it uses as much as digits as its factorization.

70135207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 70135207 is about 8374.6765310667. The cubic root of 70135207 is about 412.3937053331.

The spelling of 70135207 in words is "seventy million, one hundred thirty-five thousand, two hundred seven".