13402121039 has 2 divisors, whose sum is σ = 13402121040. Its totient is φ = 13402121038.

The previous prime is 13402121023. The next prime is 13402121053. The reversal of 13402121039 is 93012120431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13402121039 - 2⁴ = 13402121023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13402120999 and 13402121017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13402121009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6701060519 + 6701060520.

It is an arithmetic number, because the mean of its divisors is an integer number (6701060520).

Almost surely, 2^13402121039 is an apocalyptic number.

13402121039 is a deficient number, since it is larger than the sum of its proper divisors (1).

13402121039 is an equidigital number, since it uses as much as digits as its factorization.

13402121039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 13402121039 in words is "thirteen billion, four hundred two million, one hundred twenty-one thousand, thirty-nine".