13497899 has 2 divisors, whose sum is σ = 13497900. Its totient is φ = 13497898.

The previous prime is 13497877. The next prime is 13497917. The reversal of 13497899 is 99879431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13497899 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13497199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6748949 + 6748950.

It is an arithmetic number, because the mean of its divisors is an integer number (6748950).

Almost surely, 2^13497899 is an apocalyptic number.

13497899 is a deficient number, since it is larger than the sum of its proper divisors (1).

13497899 is an equidigital number, since it uses as much as digits as its factorization.

13497899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 50.

The square root of 13497899 is about 3673.9486931638. The cubic root of 13497899 is about 238.0978048225.

The spelling of 13497899 in words is "thirteen million, four hundred ninety-seven thousand, eight hundred ninety-nine".