125505154 has 16 divisors (see below), whose sum is σ = 192456000. Its totient is φ = 61364464.

The previous prime is 125505131. The next prime is 125505157. The reversal of 125505154 is 451505521.

It is not an unprimeable number, because it can be changed into a prime (125505157) 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, 20547 + ... + 25945.

It is an arithmetic number, because the mean of its divisors is an integer number (12028500).

Almost surely, 2^125505154 is an apocalyptic number.

125505154 is a deficient number, since it is larger than the sum of its proper divisors (66950846).

125505154 is a wasteful number, since it uses less digits than its factorization.

125505154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5657.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 125505154 is about 11202.9082831201. The cubic root of 125505154 is about 500.6726333895.

The spelling of 125505154 in words is "one hundred twenty-five million, five hundred five thousand, one hundred fifty-four".