125360450405 has 8 divisors (see below), whose sum is σ = 150451186200. Its totient is φ = 100275929856.

The previous prime is 125360450357. The next prime is 125360450429. The reversal of 125360450405 is 504054063521.

It can be written as a sum of positive squares in 4 ways, for example, as 3822454276 + 121537996129 = 61826^2 + 348623^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125360450405 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1509320 + ... + 1590209.

It is an arithmetic number, because the mean of its divisors is an integer number (18806398275).

Almost surely, 2^125360450405 is an apocalyptic number.

It is an amenable number.

125360450405 is a deficient number, since it is larger than the sum of its proper divisors (25090735795).

125360450405 is an equidigital number, since it uses as much as digits as its factorization.

125360450405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3107623.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 125360450405 in words is "one hundred twenty-five billion, three hundred sixty million, four hundred fifty thousand, four hundred five".