125133011554 has 16 divisors (see below), whose sum is σ = 192041228160. Its totient is φ = 61129148080.

The previous prime is 125133011551. The next prime is 125133011561. The reversal of 125133011554 is 455110331521.

It is not an unprimeable number, because it can be changed into a prime (125133011551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2444332 + ... + 2494999.

It is an arithmetic number, because the mean of its divisors is an integer number (12002576760).

Almost surely, 2^125133011554 is an apocalyptic number.

125133011554 is a deficient number, since it is larger than the sum of its proper divisors (66908216606).

125133011554 is a wasteful number, since it uses less digits than its factorization.

125133011554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4939625.

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 125133011554 in words is "one hundred twenty-five billion, one hundred thirty-three million, eleven thousand, five hundred fifty-four".