13040502 has 16 divisors (see below), whose sum is σ = 26786352. Its totient is φ = 4229280.

The previous prime is 13040497. The next prime is 13040527. The reversal of 13040502 is 20504031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29149 + ... + 29592.

It is an arithmetic number, because the mean of its divisors is an integer number (1674147).

Almost surely, 2^13040502 is an apocalyptic number.

13040502 is an abundant number, since it is smaller than the sum of its proper divisors (13745850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13040502 is a wasteful number, since it uses less digits than its factorization.

13040502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58783.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 13040502 is about 3611.1635244059. The cubic root of 13040502 is about 235.3774047384.

Adding to 13040502 its reverse (20504031), we get a palindrome (33544533).

The spelling of 13040502 in words is "thirteen million, forty thousand, five hundred two".