125111445132 has 24 divisors (see below), whose sum is σ = 292139363376. Its totient is φ = 41673435328.

The previous prime is 125111445047. The next prime is 125111445143. The reversal of 125111445132 is 231544111521.

It is a self number, because there is not a number n which added to its sum of digits gives 125111445132.

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, 3780303 + ... + 3813254.

It is an arithmetic number, because the mean of its divisors is an integer number (12172473474).

Almost surely, 2^125111445132 is an apocalyptic number.

125111445132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125111445132 is an abundant number, since it is smaller than the sum of its proper divisors (167027918244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125111445132 is a wasteful number, since it uses less digits than its factorization.

125111445132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7594937 (or 7594935 counting only the distinct ones).

The product of its digits is 4800, while the sum is 30.

Adding to 125111445132 its reverse (231544111521), we get a palindrome (356655556653).

The spelling of 125111445132 in words is "one hundred twenty-five billion, one hundred eleven million, four hundred forty-five thousand, one hundred thirty-two".