970957978387 has 2 divisors, whose sum is σ = 970957978388. Its totient is φ = 970957978386.

The previous prime is 970957978381. The next prime is 970957978427. The reversal of 970957978387 is 783879759079.

970957978387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 970957978387 - 2²⁷ = 970823760659 is a prime.

It is not a weakly prime, because it can be changed into another prime (970957978381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485478989193 + 485478989194.

It is an arithmetic number, because the mean of its divisors is an integer number (485478989194).

Almost surely, 2^970957978387 is an apocalyptic number.

970957978387 is a deficient number, since it is larger than the sum of its proper divisors (1).

970957978387 is an equidigital number, since it uses as much as digits as its factorization.

970957978387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680315840, while the sum is 79.

The spelling of 970957978387 in words is "nine hundred seventy billion, nine hundred fifty-seven million, nine hundred seventy-eight thousand, three hundred eighty-seven".