70495939 has 2 divisors, whose sum is σ = 70495940. Its totient is φ = 70495938.

The previous prime is 70495927. The next prime is 70495969. The reversal of 70495939 is 93959407.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70495939 - 2⁷ = 70495811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70495969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35247969 + 35247970.

It is an arithmetic number, because the mean of its divisors is an integer number (35247970).

Almost surely, 2^70495939 is an apocalyptic number.

70495939 is a deficient number, since it is larger than the sum of its proper divisors (1).

70495939 is an equidigital number, since it uses as much as digits as its factorization.

70495939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 70495939 is about 8396.1859793599. The cubic root of 70495939 is about 413.0995290771.

The spelling of 70495939 in words is "seventy million, four hundred ninety-five thousand, nine hundred thirty-nine".