125149213273 has 16 divisors (see below), whose sum is σ = 145991548800. Its totient is φ = 107237720688.

The previous prime is 125149213229. The next prime is 125149213331. The reversal of 125149213273 is 372312941521.

It is a de Polignac number, because none of the positive numbers 2^k-125149213273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125149213073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1093515 + ... + 1202527.

It is an arithmetic number, because the mean of its divisors is an integer number (9124471800).

Almost surely, 2^125149213273 is an apocalyptic number.

It is an amenable number.

125149213273 is a deficient number, since it is larger than the sum of its proper divisors (20842335527).

125149213273 is an equidigital number, since it uses as much as digits as its factorization.

125149213273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112381 (or 112367 counting only the distinct ones).

The product of its digits is 90720, while the sum is 40.

The spelling of 125149213273 in words is "one hundred twenty-five billion, one hundred forty-nine million, two hundred thirteen thousand, two hundred seventy-three".