125116951 has 4 divisors (see below), whose sum is σ = 125346232. Its totient is φ = 124887672.

The previous prime is 125116931. The next prime is 125116969. The reversal of 125116951 is 159611521.

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 125116951 - 2¹³ = 125108759 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 (125116931) 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, 113820 + ... + 114913.

It is an arithmetic number, because the mean of its divisors is an integer number (31336558).

Almost surely, 2^125116951 is an apocalyptic number.

125116951 is a deficient number, since it is larger than the sum of its proper divisors (229281).

125116951 is an equidigital number, since it uses as much as digits as its factorization.

125116951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229280.

The product of its digits is 2700, while the sum is 31.

The square root of 125116951 is about 11185.5688724356. The cubic root of 125116951 is about 500.1558860607.

The spelling of 125116951 in words is "one hundred twenty-five million, one hundred sixteen thousand, nine hundred fifty-one".