125155927 has 4 divisors (see below), whose sum is σ = 134783320. Its totient is φ = 115528536.

The previous prime is 125155883. The next prime is 125155969. The reversal of 125155927 is 729551521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125155927 - 2²³ = 116767319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125155027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4813677 + ... + 4813702.

It is an arithmetic number, because the mean of its divisors is an integer number (33695830).

Almost surely, 2^125155927 is an apocalyptic number.

125155927 is a deficient number, since it is larger than the sum of its proper divisors (9627393).

125155927 is an equidigital number, since it uses as much as digits as its factorization.

125155927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9627392.

The product of its digits is 31500, while the sum is 37.

The square root of 125155927 is about 11187.3109816434. The cubic root of 125155927 is about 500.2078162795.

The spelling of 125155927 in words is "one hundred twenty-five million, one hundred fifty-five thousand, nine hundred twenty-seven".