125814927673 has 2 divisors, whose sum is σ = 125814927674. Its totient is φ = 125814927672.

The previous prime is 125814927599. The next prime is 125814927677. The reversal of 125814927673 is 376729418521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72966435129 + 52848492544 = 270123^2 + 229888^2 .

It is a cyclic number.

It is not a de Polignac number, because 125814927673 - 2²⁵ = 125781373241 is a prime.

It is a super-4 number, since 4×125814927673⁴ (a number of 46 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (125814927677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62907463836 + 62907463837.

It is an arithmetic number, because the mean of its divisors is an integer number (62907463837).

Almost surely, 2^125814927673 is an apocalyptic number.

It is an amenable number.

125814927673 is a deficient number, since it is larger than the sum of its proper divisors (1).

125814927673 is an equidigital number, since it uses as much as digits as its factorization.

125814927673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5080320, while the sum is 55.

The spelling of 125814927673 in words is "one hundred twenty-five billion, eight hundred fourteen million, nine hundred twenty-seven thousand, six hundred seventy-three".