124112131439 has 2 divisors, whose sum is σ = 124112131440. Its totient is φ = 124112131438.

The previous prime is 124112131427. The next prime is 124112131441. The reversal of 124112131439 is 934131211421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124112131439 - 2¹² = 124112127343 is a prime.

It is a super-2 number, since 2×124112131439² (a number of 23 digits) contains 22 as substring.

Together with 124112131441, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124112131469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62056065719 + 62056065720.

It is an arithmetic number, because the mean of its divisors is an integer number (62056065720).

Almost surely, 2^124112131439 is an apocalyptic number.

124112131439 is a deficient number, since it is larger than the sum of its proper divisors (1).

124112131439 is an equidigital number, since it uses as much as digits as its factorization.

124112131439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The spelling of 124112131439 in words is "one hundred twenty-four billion, one hundred twelve million, one hundred thirty-one thousand, four hundred thirty-nine".