572910161 has 2 divisors, whose sum is σ = 572910162. Its totient is φ = 572910160.

The previous prime is 572910137. The next prime is 572910187. The reversal of 572910161 is 161019275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 389470225 + 183439936 = 19735^2 + 13544^2 .

It is a cyclic number.

It is not a de Polignac number, because 572910161 - 2¹⁴ = 572893777 is a prime.

It is not a weakly prime, because it can be changed into another prime (572910061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286455080 + 286455081.

It is an arithmetic number, because the mean of its divisors is an integer number (286455081).

Almost surely, 2^572910161 is an apocalyptic number.

It is an amenable number.

572910161 is a deficient number, since it is larger than the sum of its proper divisors (1).

572910161 is an equidigital number, since it uses as much as digits as its factorization.

572910161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 32.

The square root of 572910161 is about 23935.5417945782. The cubic root of 572910161 is about 830.5431007854.

The spelling of 572910161 in words is "five hundred seventy-two million, nine hundred ten thousand, one hundred sixty-one".