13340337 has 16 divisors (see below), whose sum is σ = 18812160. Its totient is φ = 8385552.

The previous prime is 13340309. The next prime is 13340351. The reversal of 13340337 is 73304331.

It is not a de Polignac number, because 13340337 - 2⁷ = 13340209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13340357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15718 + ... + 16544.

It is an arithmetic number, because the mean of its divisors is an integer number (1175760).

Almost surely, 2^13340337 is an apocalyptic number.

It is an amenable number.

13340337 is a deficient number, since it is larger than the sum of its proper divisors (5471823).

13340337 is a wasteful number, since it uses less digits than its factorization.

13340337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132.

The product of its (nonzero) digits is 2268, while the sum is 24.

The square root of 13340337 is about 3652.4426073520. The cubic root of 13340337 is about 237.1677318570.

Adding to 13340337 its reverse (73304331), we get a palindrome (86644668).

It can be divided in two parts, 133 and 40337, that added together give a triangular number (40470 = T₂₈₄).

The spelling of 13340337 in words is "thirteen million, three hundred forty thousand, three hundred thirty-seven".