13383967 has 2 divisors, whose sum is σ = 13383968. Its totient is φ = 13383966.

The previous prime is 13383911. The next prime is 13383991. The reversal of 13383967 is 76938331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13383967 - 2¹¹ = 13381919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13383367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6691983 + 6691984.

It is an arithmetic number, because the mean of its divisors is an integer number (6691984).

Almost surely, 2^13383967 is an apocalyptic number.

13383967 is a deficient number, since it is larger than the sum of its proper divisors (1).

13383967 is an equidigital number, since it uses as much as digits as its factorization.

13383967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 40.

The square root of 13383967 is about 3658.4104471751. The cubic root of 13383967 is about 237.4260053884.

It can be divided in two parts, 133 and 83967, that added together give a square (84100 = 290²).

The spelling of 13383967 in words is "thirteen million, three hundred eighty-three thousand, nine hundred sixty-seven".