125343747112 has 32 divisors (see below), whose sum is σ = 236567418120. Its totient is φ = 62259275520.

The previous prime is 125343747103. The next prime is 125343747167. The reversal of 125343747112 is 211747343521.

It can be written as a sum of positive squares in 4 ways, for example, as 79741852996 + 45601894116 = 282386^2 + 213546^2 .

It is a super-2 number, since 2×125343747112² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8509578 + ... + 8524294.

Almost surely, 2^125343747112 is an apocalyptic number.

It is an amenable number.

125343747112 is a deficient number, since it is larger than the sum of its proper divisors (111223671008).

125343747112 is a wasteful number, since it uses less digits than its factorization.

125343747112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21661 (or 21657 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The spelling of 125343747112 in words is "one hundred twenty-five billion, three hundred forty-three million, seven hundred forty-seven thousand, one hundred twelve".