13173899 has 2 divisors, whose sum is σ = 13173900. Its totient is φ = 13173898.

The previous prime is 13173889. The next prime is 13173907. The reversal of 13173899 is 99837131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13173899 - 2⁴ = 13173883 is a prime.

It is a super-2 number, since 2×13173899² = 347103229724402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13173829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6586949 + 6586950.

It is an arithmetic number, because the mean of its divisors is an integer number (6586950).

Almost surely, 2^13173899 is an apocalyptic number.

13173899 is a deficient number, since it is larger than the sum of its proper divisors (1).

13173899 is an equidigital number, since it uses as much as digits as its factorization.

13173899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 41.

The square root of 13173899 is about 3629.5866155803. The cubic root of 13173899 is about 236.1772763106.

The spelling of 13173899 in words is "thirteen million, one hundred seventy-three thousand, eight hundred ninety-nine".