125354155227 has 32 divisors (see below), whose sum is σ = 193108783104. Its totient is φ = 70848237600.

The previous prime is 125354155187. The next prime is 125354155253. The reversal of 125354155227 is 722551453521.

It is a happy number.

It is not a de Polignac number, because 125354155227 - 2⁶ = 125354155163 is a prime.

It is a super-2 number, since 2×125354155227² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125354155027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1373652 + ... + 1462062.

It is an arithmetic number, because the mean of its divisors is an integer number (6034649472).

Almost surely, 2^125354155227 is an apocalyptic number.

125354155227 is a deficient number, since it is larger than the sum of its proper divisors (67754627877).

125354155227 is a wasteful number, since it uses less digits than its factorization.

125354155227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89159.

The product of its digits is 420000, while the sum is 42.

The spelling of 125354155227 in words is "one hundred twenty-five billion, three hundred fifty-four million, one hundred fifty-five thousand, two hundred twenty-seven".