124434402139 has 2 divisors, whose sum is σ = 124434402140. Its totient is φ = 124434402138.

The previous prime is 124434402107. The next prime is 124434402149. The reversal of 124434402139 is 931204434421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124434402139 - 2⁵ = 124434402107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124434402098 and 124434402107.

It is not a weakly prime, because it can be changed into another prime (124434402149) 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 as a sum of consecutive naturals, namely, 62217201069 + 62217201070.

It is an arithmetic number, because the mean of its divisors is an integer number (62217201070).

Almost surely, 2^124434402139 is an apocalyptic number.

124434402139 is a deficient number, since it is larger than the sum of its proper divisors (1).

124434402139 is an equidigital number, since it uses as much as digits as its factorization.

124434402139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 124434402139 in words is "one hundred twenty-four billion, four hundred thirty-four million, four hundred two thousand, one hundred thirty-nine".