125342451325451 has 4 divisors (see below), whose sum is σ = 125402166645000. Its totient is φ = 125282736005904.

The previous prime is 125342451325439. The next prime is 125342451325489. The reversal of 125342451325451 is 154523154243521.

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 125342451325451 - 2³⁰ = 125341377583627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125342451325396 and 125342451325405.

It is not an unprimeable number, because it can be changed into a prime (125342451375451) 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, 29857656626 + ... + 29857660823.

It is an arithmetic number, because the mean of its divisors is an integer number (31350541661250).

Almost surely, 2^{125342451325451} is an apocalyptic number.

125342451325451 is a deficient number, since it is larger than the sum of its proper divisors (59715319549).

125342451325451 is an equidigital number, since it uses as much as digits as its factorization.

125342451325451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59715319548.

The product of its digits is 2880000, while the sum is 47.

The spelling of 125342451325451 in words is "one hundred twenty-five trillion, three hundred forty-two billion, four hundred fifty-one million, three hundred twenty-five thousand, four hundred fifty-one".