13463939 has 2 divisors, whose sum is σ = 13463940. Its totient is φ = 13463938.

The previous prime is 13463929. The next prime is 13463953. The reversal of 13463939 is 93936431.

13463939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (93936431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13463939 - 2⁸ = 13463683 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13463929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6731969 + 6731970.

It is an arithmetic number, because the mean of its divisors is an integer number (6731970).

Almost surely, 2^13463939 is an apocalyptic number.

13463939 is a deficient number, since it is larger than the sum of its proper divisors (1).

13463939 is an equidigital number, since it uses as much as digits as its factorization.

13463939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 38.

The square root of 13463939 is about 3669.3240521927. The cubic root of 13463939 is about 237.8979566314.

The spelling of 13463939 in words is "thirteen million, four hundred sixty-three thousand, nine hundred thirty-nine".