872114022457 has 2 divisors, whose sum is σ = 872114022458. Its totient is φ = 872114022456.

The previous prime is 872114022419. The next prime is 872114022497. The reversal of 872114022457 is 754220411278.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 795416043321 + 76697979136 = 891861^2 + 276944^2 .

It is a cyclic number.

It is not a de Polignac number, because 872114022457 - 2³⁹ = 322358208569 is a prime.

It is a super-2 number, since 2×872114022457² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (872114022497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436057011228 + 436057011229.

It is an arithmetic number, because the mean of its divisors is an integer number (436057011229).

Almost surely, 2^872114022457 is an apocalyptic number.

It is an amenable number.

872114022457 is a deficient number, since it is larger than the sum of its proper divisors (1).

872114022457 is an equidigital number, since it uses as much as digits as its factorization.

872114022457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 250880, while the sum is 43.

The spelling of 872114022457 in words is "eight hundred seventy-two billion, one hundred fourteen million, twenty-two thousand, four hundred fifty-seven".