124742546137 has 16 divisors (see below), whose sum is σ = 138538900800. Its totient is φ = 111359703040.

The previous prime is 124742546101. The next prime is 124742546167. The reversal of 124742546137 is 731645247421.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 124742546137 - 2³¹ = 122595062489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124742546167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499473 + ... + 706369.

It is an arithmetic number, because the mean of its divisors is an integer number (8658681300).

Almost surely, 2^124742546137 is an apocalyptic number.

It is an amenable number.

124742546137 is a deficient number, since it is larger than the sum of its proper divisors (13796354663).

124742546137 is a wasteful number, since it uses less digits than its factorization.

124742546137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207896.

The product of its digits is 1128960, while the sum is 46.

The spelling of 124742546137 in words is "one hundred twenty-four billion, seven hundred forty-two million, five hundred forty-six thousand, one hundred thirty-seven".