13400099 has 12 divisors (see below), whose sum is σ = 14240856. Its totient is φ = 12605472.

The previous prime is 13400089. The next prime is 13400129. The reversal of 13400099 is 99000431.

It is a happy number.

It is not a de Polignac number, because 13400099 - 2¹² = 13396003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13400089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38444 + ... + 38790.

It is an arithmetic number, because the mean of its divisors is an integer number (1186738).

Almost surely, 2^13400099 is an apocalyptic number.

13400099 is a deficient number, since it is larger than the sum of its proper divisors (840757).

13400099 is an equidigital number, since it uses as much as digits as its factorization.

13400099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466 (or 443 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 13400099 is about 3660.6145658892. The cubic root of 13400099 is about 237.5213587439.

The spelling of 13400099 in words is "thirteen million, four hundred thousand, ninety-nine".