13651401 has 12 divisors (see below), whose sum is σ = 18663536. Its totient is φ = 8875680.

The previous prime is 13651399. The next prime is 13651403. The reversal of 13651401 is 10415631.

13651401 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13651399) and next prime (13651403).

It is not a de Polignac number, because 13651401 - 2¹ = 13651399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13651403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3690 + ... + 6396.

Almost surely, 2^13651401 is an apocalyptic number.

It is an amenable number.

13651401 is a deficient number, since it is larger than the sum of its proper divisors (5012135).

13651401 is an equidigital number, since it uses as much as digits as its factorization.

13651401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2792 (or 2751 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 13651401 is about 3694.7802370371. The cubic root of 13651401 is about 238.9969771389.

The spelling of 13651401 in words is "thirteen million, six hundred fifty-one thousand, four hundred one".