125432111045 has 16 divisors (see below), whose sum is σ = 158449347840. Its totient is φ = 95059065024.

The previous prime is 125432111029. The next prime is 125432111069. The reversal of 125432111045 is 540111234521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 125432111045 - 2⁴ = 125432111029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125432110999 and 125432111017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3033047 + ... + 3074123.

It is an arithmetic number, because the mean of its divisors is an integer number (9903084240).

Almost surely, 2^125432111045 is an apocalyptic number.

It is an amenable number.

125432111045 is a deficient number, since it is larger than the sum of its proper divisors (33017236795).

125432111045 is a wasteful number, since it uses less digits than its factorization.

125432111045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73244.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 125432111045 its reverse (540111234521), we get a palindrome (665543345566).

The spelling of 125432111045 in words is "one hundred twenty-five billion, four hundred thirty-two million, one hundred eleven thousand, forty-five".