125134155 has 24 divisors (see below), whose sum is σ = 217518912. Its totient is φ = 66547584.

The previous prime is 125134151. The next prime is 125134157. The reversal of 125134155 is 551431521.

It is not a de Polignac number, because 125134155 - 2² = 125134151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125134151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12727 + ... + 20303.

It is an arithmetic number, because the mean of its divisors is an integer number (9063288).

Almost surely, 2^125134155 is an apocalyptic number.

125134155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125134155 is a deficient number, since it is larger than the sum of its proper divisors (92384757).

125134155 is a wasteful number, since it uses less digits than its factorization.

125134155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7955 (or 7952 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 125134155 is about 11186.3378726016. The cubic root of 125134155 is about 500.1788093801.

Adding to 125134155 its reverse (551431521), we get a palindrome (676565676).

The spelling of 125134155 in words is "one hundred twenty-five million, one hundred thirty-four thousand, one hundred fifty-five".