125974027 has 4 divisors (see below), whose sum is σ = 128109240. Its totient is φ = 123838816.

The previous prime is 125974019. The next prime is 125974031. The reversal of 125974027 is 720479521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 720479521 = 1117 ⋅645013.

It is a cyclic number.

It is not a de Polignac number, because 125974027 - 2³ = 125974019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125974067) 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, 1067518 + ... + 1067635.

It is an arithmetic number, because the mean of its divisors is an integer number (32027310).

Almost surely, 2^125974027 is an apocalyptic number.

125974027 is a deficient number, since it is larger than the sum of its proper divisors (2135213).

125974027 is an equidigital number, since it uses as much as digits as its factorization.

125974027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135212.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 125974027 is about 11223.8151713221. The cubic root of 125974027 is about 501.2953439369.

It can be divided in two parts, 1 and 25974027, that added together give a triangular number (25974028 = T₇₂₀₇).

The spelling of 125974027 in words is "one hundred twenty-five million, nine hundred seventy-four thousand, twenty-seven".