13404499 has 4 divisors (see below), whose sum is σ = 13731480. Its totient is φ = 13077520.

The previous prime is 13404451. The next prime is 13404509. The reversal of 13404499 is 99440431.

13404499 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13404499 - 2¹³ = 13396307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13404299) 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 3 ways as a sum of consecutive naturals, for example, 163429 + ... + 163510.

It is an arithmetic number, because the mean of its divisors is an integer number (3432870).

Almost surely, 2^13404499 is an apocalyptic number.

13404499 is a deficient number, since it is larger than the sum of its proper divisors (326981).

13404499 is an equidigital number, since it uses as much as digits as its factorization.

13404499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326980.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 13404499 is about 3661.2155085436. The cubic root of 13404499 is about 237.5473530696.

The spelling of 13404499 in words is "thirteen million, four hundred four thousand, four hundred ninety-nine".