70290907 has 2 divisors, whose sum is σ = 70290908. Its totient is φ = 70290906.

The previous prime is 70290901. The next prime is 70290911. The reversal of 70290907 is 70909207.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70290907 - 2¹¹ = 70288859 is a prime.

It is not a weakly prime, because it can be changed into another prime (70290901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35145453 + 35145454.

It is an arithmetic number, because the mean of its divisors is an integer number (35145454).

Almost surely, 2^70290907 is an apocalyptic number.

70290907 is a deficient number, since it is larger than the sum of its proper divisors (1).

70290907 is an equidigital number, since it uses as much as digits as its factorization.

70290907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 70290907 is about 8383.9672590010. The cubic root of 70290907 is about 412.6986508141.

The spelling of 70290907 in words is "seventy million, two hundred ninety thousand, nine hundred seven".