70894907 has 2 divisors, whose sum is σ = 70894908. Its totient is φ = 70894906.

The previous prime is 70894903. The next prime is 70894939. The reversal of 70894907 is 70949807.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70894907 - 2² = 70894903 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70894903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35447453 + 35447454.

It is an arithmetic number, because the mean of its divisors is an integer number (35447454).

Almost surely, 2^70894907 is an apocalyptic number.

70894907 is a deficient number, since it is larger than the sum of its proper divisors (1).

70894907 is an equidigital number, since it uses as much as digits as its factorization.

70894907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 70894907 is about 8419.9113415760. The cubic root of 70894907 is about 413.8773684412.

The spelling of 70894907 in words is "seventy million, eight hundred ninety-four thousand, nine hundred seven".