13423699 has 2 divisors, whose sum is σ = 13423700. Its totient is φ = 13423698.

The previous prime is 13423691. The next prime is 13423763. The reversal of 13423699 is 99632431.

13423699 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 a cyclic number.

It is not a de Polignac number, because 13423699 - 2³ = 13423691 is a prime.

It is not a weakly prime, because it can be changed into another prime (13423691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6711849 + 6711850.

It is an arithmetic number, because the mean of its divisors is an integer number (6711850).

Almost surely, 2^13423699 is an apocalyptic number.

13423699 is a deficient number, since it is larger than the sum of its proper divisors (1).

13423699 is an equidigital number, since it uses as much as digits as its factorization.

13423699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The square root of 13423699 is about 3663.8366502889. The cubic root of 13423699 is about 237.6607163341.

It can be divided in two parts, 1342 and 3699, that added together give a square (5041 = 71²).

The spelling of 13423699 in words is "thirteen million, four hundred twenty-three thousand, six hundred ninety-nine".