970700851 has 2 divisors, whose sum is σ = 970700852. Its totient is φ = 970700850.

The previous prime is 970700837. The next prime is 970700909. The reversal of 970700851 is 158007079.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 970700851 - 2¹¹ = 970698803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 970700851.

It is not a weakly prime, because it can be changed into another prime (970700831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485350425 + 485350426.

It is an arithmetic number, because the mean of its divisors is an integer number (485350426).

Almost surely, 2^970700851 is an apocalyptic number.

970700851 is a deficient number, since it is larger than the sum of its proper divisors (1).

970700851 is an equidigital number, since it uses as much as digits as its factorization.

970700851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 37.

The square root of 970700851 is about 31156.0724578693. The cubic root of 970700851 is about 990.1366512046.

The spelling of 970700851 in words is "nine hundred seventy million, seven hundred thousand, eight hundred fifty-one".