13913311 has 2 divisors, whose sum is σ = 13913312. Its totient is φ = 13913310.

The previous prime is 13913297. The next prime is 13913323. The reversal of 13913311 is 11331931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13913311 - 2⁵ = 13913279 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13913611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6956655 + 6956656.

It is an arithmetic number, because the mean of its divisors is an integer number (6956656).

Almost surely, 2^13913311 is an apocalyptic number.

13913311 is a deficient number, since it is larger than the sum of its proper divisors (1).

13913311 is an equidigital number, since it uses as much as digits as its factorization.

13913311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 243, while the sum is 22.

The square root of 13913311 is about 3730.0550934269. The cubic root of 13913311 is about 240.5157370016.

The spelling of 13913311 in words is "thirteen million, nine hundred thirteen thousand, three hundred eleven".