125015111514452 has 12 divisors (see below), whose sum is σ = 218778713103636. Its totient is φ = 62506907770560.

The previous prime is 125015111514437. The next prime is 125015111514467. The reversal of 125015111514452 is 254415111510521.

It is an interprime number because it is at equal distance from previous prime (125015111514437) and next prime (125015111514467).

It can be written as a sum of positive squares in 2 ways, for example, as 64255518530116 + 60759592984336 = 8015954^2 + 7794844^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161562449 + ... + 162334392.

It is an arithmetic number, because the mean of its divisors is an integer number (18231559425303).

Almost surely, 2^{125015111514452} is an apocalyptic number.

It is an amenable number.

125015111514452 is a deficient number, since it is larger than the sum of its proper divisors (93763601589184).

125015111514452 is a wasteful number, since it uses less digits than its factorization.

125015111514452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323993338 (or 323993336 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 38.

The spelling of 125015111514452 in words is "one hundred twenty-five trillion, fifteen billion, one hundred eleven million, five hundred fourteen thousand, four hundred fifty-two".