125276265139 has 4 divisors (see below), whose sum is σ = 132645457224. Its totient is φ = 117907073056.

The previous prime is 125276265131. The next prime is 125276265181. The reversal of 125276265139 is 931562672521.

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 125276265139 - 2³ = 125276265131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125276265092 and 125276265101.

It is not an unprimeable number, because it can be changed into a prime (125276265131) 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, 3684596017 + ... + 3684596050.

It is an arithmetic number, because the mean of its divisors is an integer number (33161364306).

Almost surely, 2^125276265139 is an apocalyptic number.

125276265139 is a deficient number, since it is larger than the sum of its proper divisors (7369192085).

125276265139 is an equidigital number, since it uses as much as digits as its factorization.

125276265139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7369192084.

The product of its digits is 1360800, while the sum is 49.

The spelling of 125276265139 in words is "one hundred twenty-five billion, two hundred seventy-six million, two hundred sixty-five thousand, one hundred thirty-nine".