13183939 has 2 divisors, whose sum is σ = 13183940. Its totient is φ = 13183938.

The previous prime is 13183931. The next prime is 13183943. The reversal of 13183939 is 93938131.

13183939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13183939 - 2³ = 13183931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13183898 and 13183907.

It is not a weakly prime, because it can be changed into another prime (13183931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6591969 + 6591970.

It is an arithmetic number, because the mean of its divisors is an integer number (6591970).

Almost surely, 2^13183939 is an apocalyptic number.

13183939 is a deficient number, since it is larger than the sum of its proper divisors (1).

13183939 is an equidigital number, since it uses as much as digits as its factorization.

13183939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 37.

The square root of 13183939 is about 3630.9694297804. The cubic root of 13183939 is about 236.2372590014.

The spelling of 13183939 in words is "thirteen million, one hundred eighty-three thousand, nine hundred thirty-nine".