125145253121001 has 8 divisors (see below), whose sum is σ = 166865677663104. Its totient is φ = 83427498663120.

The previous prime is 125145253120957. The next prime is 125145253121047. The reversal of 125145253121001 is 100121352541521.

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

It is not a de Polignac number, because 125145253121001 - 2¹⁴ = 125145253104617 is a prime.

It is a super-2 number, since 2×125145253121001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125145253125001) 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, 667411690 + ... + 667599171.

It is an arithmetic number, because the mean of its divisors is an integer number (20858209707888).

Almost surely, 2^{125145253121001} is an apocalyptic number.

It is an amenable number.

125145253121001 is a deficient number, since it is larger than the sum of its proper divisors (41720424542103).

125145253121001 is a wasteful number, since it uses less digits than its factorization.

125145253121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335042111.

The product of its (nonzero) digits is 12000, while the sum is 33.

The spelling of 125145253121001 in words is "one hundred twenty-five trillion, one hundred forty-five billion, two hundred fifty-three million, one hundred twenty-one thousand, one".