13236272401 has 9 divisors (see below), whose sum is σ = 14550351753. Its totient is φ = 12031824420.

The previous prime is 13236272393. The next prime is 13236272419. The reversal of 13236272401 is 10427263231.

It is a happy number.

The square root of 13236272401 is 115049.

It is a perfect power (a square), and thus also a powerful number.

13236272401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13236272401 - 2³ = 13236272393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13236272801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1260310 + ... + 1270768.

Almost surely, 2^13236272401 is an apocalyptic number.

13236272401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13236272401 is the 115049-th square number.

13236272401 is the 57525-th centered octagonal number.

It is an amenable number.

13236272401 is a deficient number, since it is larger than the sum of its proper divisors (1314079352).

13236272401 is an frugal number, since it uses more digits than its factorization.

13236272401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20940 (or 10470 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The spelling of 13236272401 in words is "thirteen billion, two hundred thirty-six million, two hundred seventy-two thousand, four hundred one".