124898998139 has 8 divisors (see below), whose sum is σ = 131502059280. Its totient is φ = 118298880000.

The previous prime is 124898998111. The next prime is 124898998151. The reversal of 124898998139 is 931899898421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 124898998139 - 2²⁴ = 124882220923 is a prime.

It is a super-2 number, since 2×124898998139² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124898992139) 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 7 ways as a sum of consecutive naturals, for example, 648362 + ... + 818639.

It is an arithmetic number, because the mean of its divisors is an integer number (16437757410).

Almost surely, 2^124898998139 is an apocalyptic number.

124898998139 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

124898998139 is a deficient number, since it is larger than the sum of its proper divisors (6603061141).

124898998139 is a wasteful number, since it uses less digits than its factorization.

124898998139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471501.

The product of its digits is 80621568, while the sum is 71.

The spelling of 124898998139 in words is "one hundred twenty-four billion, eight hundred ninety-eight million, nine hundred ninety-eight thousand, one hundred thirty-nine".