14652001021 has 12 divisors (see below), whose sum is σ = 18046763388. Its totient is φ = 11820100992.

The previous prime is 14652001009. The next prime is 14652001033. The reversal of 14652001021 is 12010025641.

It is an interprime number because it is at equal distance from previous prime (14652001009) and next prime (14652001033).

It can be written as a sum of positive squares in 2 ways, for example, as 5095960996 + 9556040025 = 71386^2 + 97755^2 .

It is not a de Polignac number, because 14652001021 - 2¹³ = 14651992829 is a prime.

It is a super-2 number, since 2×14652001021² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14652000983 and 14652001001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14652001321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8793886 + ... + 8795551.

It is an arithmetic number, because the mean of its divisors is an integer number (1503896949).

Almost surely, 2^14652001021 is an apocalyptic number.

It is an amenable number.

14652001021 is a deficient number, since it is larger than the sum of its proper divisors (3394762367).

14652001021 is a wasteful number, since it uses less digits than its factorization.

14652001021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17589468 (or 17589461 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 14652001021 its reverse (12010025641), we get a palindrome (26662026662).

The spelling of 14652001021 in words is "fourteen billion, six hundred fifty-two million, one thousand, twenty-one".