14187602021 has 8 divisors (see below), whose sum is σ = 14369731200. Its totient is φ = 14005536480.

The previous prime is 14187601997. The next prime is 14187602063. The reversal of 14187602021 is 12020678141.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14187602021 is a prime.

It is a super-2 number, since 2×14187602021² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14187602521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569966 + ... + 594336.

It is an arithmetic number, because the mean of its divisors is an integer number (1796216400).

Almost surely, 2^14187602021 is an apocalyptic number.

It is an amenable number.

14187602021 is a deficient number, since it is larger than the sum of its proper divisors (182129179).

14187602021 is an equidigital number, since it uses as much as digits as its factorization.

14187602021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31819.

The product of its (nonzero) digits is 5376, while the sum is 32.

The spelling of 14187602021 in words is "fourteen billion, one hundred eighty-seven million, six hundred two thousand, twenty-one".