13232403 has 10 divisors (see below), whose sum is σ = 19767044. Its totient is φ = 8821548.

The previous prime is 13232399. The next prime is 13232437. The reversal of 13232403 is 30423231.

13232403 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13232403 - 2² = 13232399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13232203) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 81601 + ... + 81762.

Almost surely, 2^13232403 is an apocalyptic number.

13232403 is a deficient number, since it is larger than the sum of its proper divisors (6534641).

13232403 is an equidigital number, since it uses as much as digits as its factorization.

13232403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163375 (or 163366 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 13232403 is about 3637.6370077291. The cubic root of 13232403 is about 236.5263734636.

Adding to 13232403 its reverse (30423231), we get a palindrome (43655634).

The spelling of 13232403 in words is "thirteen million, two hundred thirty-two thousand, four hundred three".