14401631 has 2 divisors, whose sum is σ = 14401632. Its totient is φ = 14401630.

The previous prime is 14401589. The next prime is 14401633. The reversal of 14401631 is 13610441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14401631 - 2¹⁸ = 14139487 is a prime.

It is a super-2 number, since 2×14401631² = 414813950920322, which contains 22 as substring.

Together with 14401633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14401633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7200815 + 7200816.

It is an arithmetic number, because the mean of its divisors is an integer number (7200816).

Almost surely, 2^14401631 is an apocalyptic number.

14401631 is a deficient number, since it is larger than the sum of its proper divisors (1).

14401631 is an equidigital number, since it uses as much as digits as its factorization.

14401631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 14401631 is about 3794.9480892365. The cubic root of 14401631 is about 243.2972647275.

The spelling of 14401631 in words is "fourteen million, four hundred one thousand, six hundred thirty-one".