970575623 has 2 divisors, whose sum is σ = 970575624. Its totient is φ = 970575622.

The previous prime is 970575587. The next prime is 970575629. The reversal of 970575623 is 326575079.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-970575623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (970575629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485287811 + 485287812.

It is an arithmetic number, because the mean of its divisors is an integer number (485287812).

Almost surely, 2^970575623 is an apocalyptic number.

970575623 is a deficient number, since it is larger than the sum of its proper divisors (1).

970575623 is an equidigital number, since it uses as much as digits as its factorization.

970575623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 396900, while the sum is 44.

The square root of 970575623 is about 31154.0627045655. The cubic root of 970575623 is about 990.0940709168.

The spelling of 970575623 in words is "nine hundred seventy million, five hundred seventy-five thousand, six hundred twenty-three".