125340051 has 8 divisors (see below), whose sum is σ = 169409680. Its totient is φ = 82415232.

The previous prime is 125340029. The next prime is 125340097. The reversal of 125340051 is 150043521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125340051 - 2⁶ = 125339987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125340011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285946 + ... + 286383.

It is an arithmetic number, because the mean of its divisors is an integer number (21176210).

Almost surely, 2^125340051 is an apocalyptic number.

125340051 is a deficient number, since it is larger than the sum of its proper divisors (44069629).

125340051 is an equidigital number, since it uses as much as digits as its factorization.

125340051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572405.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 125340051 is about 11195.5371018991. The cubic root of 125340051 is about 500.4529908081.

Adding to 125340051 its reverse (150043521), we get a palindrome (275383572).

The spelling of 125340051 in words is "one hundred twenty-five million, three hundred forty thousand, fifty-one".