125377251 has 4 divisors (see below), whose sum is σ = 167169672. Its totient is φ = 83584832.

The previous prime is 125377211. The next prime is 125377297. The reversal of 125377251 is 152773521.

It is a happy number.

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 125377251 - 2⁷ = 125377123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125377211) 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, 20896206 + ... + 20896211.

It is an arithmetic number, because the mean of its divisors is an integer number (41792418).

Almost surely, 2^125377251 is an apocalyptic number.

125377251 is a deficient number, since it is larger than the sum of its proper divisors (41792421).

125377251 is an equidigital number, since it uses as much as digits as its factorization.

125377251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41792420.

The product of its digits is 14700, while the sum is 33.

The square root of 125377251 is about 11197.1983549458. The cubic root of 125377251 is about 500.5024961594.

The spelling of 125377251 in words is "one hundred twenty-five million, three hundred seventy-seven thousand, two hundred fifty-one".