13040325 has 24 divisors (see below), whose sum is σ = 23956800. Its totient is φ = 6954480.

The previous prime is 13040323. The next prime is 13040341. The reversal of 13040325 is 52304031.

It is not a de Polignac number, because 13040325 - 2¹ = 13040323 is a prime.

It is a super-2 number, since 2×13040325² = 340100152211250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13040298 and 13040307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13040323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8985 + ... + 10334.

It is an arithmetic number, because the mean of its divisors is an integer number (998200).

Almost surely, 2^13040325 is an apocalyptic number.

13040325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13040325 is a deficient number, since it is larger than the sum of its proper divisors (10916475).

13040325 is a wasteful number, since it uses less digits than its factorization.

13040325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19338 (or 19327 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 13040325 is about 3611.1390169862. The cubic root of 13040325 is about 235.3763398001.

Adding to 13040325 its reverse (52304031), we get a palindrome (65344356).

The spelling of 13040325 in words is "thirteen million, forty thousand, three hundred twenty-five".