14113532621 has 2 divisors, whose sum is σ = 14113532622. Its totient is φ = 14113532620.

The previous prime is 14113532581. The next prime is 14113532683. The reversal of 14113532621 is 12623531141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12480241225 + 1633291396 = 111715^2 + 40414^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14113532621 is a prime.

It is a super-2 number, since 2×14113532621² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14113532221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7056766310 + 7056766311.

It is an arithmetic number, because the mean of its divisors is an integer number (7056766311).

Almost surely, 2^14113532621 is an apocalyptic number.

It is an amenable number.

14113532621 is a deficient number, since it is larger than the sum of its proper divisors (1).

14113532621 is an equidigital number, since it uses as much as digits as its factorization.

14113532621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The spelling of 14113532621 in words is "fourteen billion, one hundred thirteen million, five hundred thirty-two thousand, six hundred twenty-one".