124138547307 has 12 divisors (see below), whose sum is σ = 188748668680. Its totient is φ = 78403292928.

The previous prime is 124138547251. The next prime is 124138547353. The reversal of 124138547307 is 703745831421.

124138547307 is a `hidden beast` number, since 1 + 2 + 41 + 38 + 547 + 30 + 7 = 666.

It is not a de Polignac number, because 124138547307 - 2²⁰ = 124137498731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124138547807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 362978038 + ... + 362978379.

Almost surely, 2^124138547307 is an apocalyptic number.

124138547307 is a deficient number, since it is larger than the sum of its proper divisors (64610121373).

124138547307 is a wasteful number, since it uses less digits than its factorization.

124138547307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725956442 (or 725956439 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 124138547307 in words is "one hundred twenty-four billion, one hundred thirty-eight million, five hundred forty-seven thousand, three hundred seven".