125025115451 has 8 divisors (see below), whose sum is σ = 125103632400. Its totient is φ = 124946629920.

The previous prime is 125025115357. The next prime is 125025115483. The reversal of 125025115451 is 154511520521.

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

It is a cyclic number.

It is not a de Polignac number, because 125025115451 - 2¹⁸ = 125024853307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125025115751) 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, 17101985 + ... + 17109293.

It is an arithmetic number, because the mean of its divisors is an integer number (15637954050).

Almost surely, 2^125025115451 is an apocalyptic number.

125025115451 is a deficient number, since it is larger than the sum of its proper divisors (78516949).

125025115451 is an equidigital number, since it uses as much as digits as its factorization.

125025115451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15709.

The product of its (nonzero) digits is 10000, while the sum is 32.

Adding to 125025115451 its reverse (154511520521), we get a palindrome (279536635972).

The spelling of 125025115451 in words is "one hundred twenty-five billion, twenty-five million, one hundred fifteen thousand, four hundred fifty-one".