13430253 has 8 divisors (see below), whose sum is σ = 18245088. Its totient is φ = 8784464.

The previous prime is 13430243. The next prime is 13430267. The reversal of 13430253 is 35203431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13430253 - 2¹⁸ = 13168109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13430213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42075 + ... + 42392.

It is an arithmetic number, because the mean of its divisors is an integer number (2280636).

Almost surely, 2^13430253 is an apocalyptic number.

It is an amenable number.

13430253 is a deficient number, since it is larger than the sum of its proper divisors (4814835).

13430253 is an equidigital number, since it uses as much as digits as its factorization.

13430253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84523.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 13430253 is about 3664.7309587472. The cubic root of 13430253 is about 237.6993886083.

Adding to 13430253 its reverse (35203431), we get a palindrome (48633684).

The spelling of 13430253 in words is "thirteen million, four hundred thirty thousand, two hundred fifty-three".