13499407 has 2 divisors, whose sum is σ = 13499408. Its totient is φ = 13499406.

The previous prime is 13499401. The next prime is 13499449. The reversal of 13499407 is 70499431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13499407 - 2³ = 13499399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13499401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6749703 + 6749704.

It is an arithmetic number, because the mean of its divisors is an integer number (6749704).

Almost surely, 2^13499407 is an apocalyptic number.

13499407 is a deficient number, since it is larger than the sum of its proper divisors (1).

13499407 is an equidigital number, since it uses as much as digits as its factorization.

13499407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 13499407 is about 3674.1539162098. The cubic root of 13499407 is about 238.1066713411.

The spelling of 13499407 in words is "thirteen million, four hundred ninety-nine thousand, four hundred seven".