13996401 has 4 divisors (see below), whose sum is σ = 18661872. Its totient is φ = 9330932.

The previous prime is 13996391. The next prime is 13996403. The reversal of 13996401 is 10469931.

13996401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13996401 - 2⁷ = 13996273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13996403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2332731 + ... + 2332736.

It is an arithmetic number, because the mean of its divisors is an integer number (4665468).

Almost surely, 2^13996401 is an apocalyptic number.

It is an amenable number.

13996401 is a deficient number, since it is larger than the sum of its proper divisors (4665471).

13996401 is an equidigital number, since it uses as much as digits as its factorization.

13996401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4665470.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 13996401 is about 3741.1764192564. The cubic root of 13996401 is about 240.9935720237.

The spelling of 13996401 in words is "thirteen million, nine hundred ninety-six thousand, four hundred one".