125021134 has 16 divisors (see below), whose sum is σ = 217036800. Its totient is φ = 52901784.

The previous prime is 125021063. The next prime is 125021137. The reversal of 125021134 is 431120521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125021137) 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, 55414 + ... + 57625.

It is an arithmetic number, because the mean of its divisors is an integer number (13564800).

Almost surely, 2^125021134 is an apocalyptic number.

125021134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

125021134 is a deficient number, since it is larger than the sum of its proper divisors (92015666).

125021134 is a wasteful number, since it uses less digits than its factorization.

125021134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113127.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 125021134 is about 11181.2849887658. The cubic root of 125021134 is about 500.0281770787.

Adding to 125021134 its reverse (431120521), we get a palindrome (556141655).

The spelling of 125021134 in words is "one hundred twenty-five million, twenty-one thousand, one hundred thirty-four".