934557535921 has 2 divisors, whose sum is σ = 934557535922. Its totient is φ = 934557535920.

The previous prime is 934557535907. The next prime is 934557535939. The reversal of 934557535921 is 129535755439.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 775216855296 + 159340680625 = 880464^2 + 399175^2 .

It is a cyclic number.

It is not a de Polignac number, because 934557535921 - 2⁹ = 934557535409 is a prime.

It is not a weakly prime, because it can be changed into another prime (934557535991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 467278767960 + 467278767961.

It is an arithmetic number, because the mean of its divisors is an integer number (467278767961).

Almost surely, 2^934557535921 is an apocalyptic number.

It is an amenable number.

934557535921 is a deficient number, since it is larger than the sum of its proper divisors (1).

934557535921 is an equidigital number, since it uses as much as digits as its factorization.

934557535921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25515000, while the sum is 58.

The spelling of 934557535921 in words is "nine hundred thirty-four billion, five hundred fifty-seven million, five hundred thirty-five thousand, nine hundred twenty-one".