14643401 has 4 divisors (see below), whose sum is σ = 14704404. Its totient is φ = 14582400.

The previous prime is 14643389. The next prime is 14643449. The reversal of 14643401 is 10434641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10434641 = 7 ⋅1490663.

It can be written as a sum of positive squares in 2 ways, for example, as 12390400 + 2253001 = 3520^2 + 1501^2 .

It is a cyclic number.

It is not a de Polignac number, because 14643401 - 2⁶ = 14643337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14643701) 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, 30140 + ... + 30621.

It is an arithmetic number, because the mean of its divisors is an integer number (3676101).

Almost surely, 2^14643401 is an apocalyptic number.

It is an amenable number.

14643401 is a deficient number, since it is larger than the sum of its proper divisors (61003).

14643401 is an equidigital number, since it uses as much as digits as its factorization.

14643401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61002.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 14643401 is about 3826.6697009279. The cubic root of 14643401 is about 244.6511820746.

The spelling of 14643401 in words is "fourteen million, six hundred forty-three thousand, four hundred one".