125136055 has 8 divisors (see below), whose sum is σ = 163814544. Its totient is φ = 91008000.

The previous prime is 125136049. The next prime is 125136103. The reversal of 125136055 is 550631521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125136055 - 2⁵ = 125136023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1137546 + ... + 1137655.

It is an arithmetic number, because the mean of its divisors is an integer number (20476818).

Almost surely, 2^125136055 is an apocalyptic number.

125136055 is a deficient number, since it is larger than the sum of its proper divisors (38678489).

125136055 is a wasteful number, since it uses less digits than its factorization.

125136055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275217.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 125136055 is about 11186.4227973021. The cubic root of 125136055 is about 500.1813408897.

Adding to 125136055 its reverse (550631521), we get a palindrome (675767576).

The spelling of 125136055 in words is "one hundred twenty-five million, one hundred thirty-six thousand, fifty-five".