13980224537 has 2 divisors, whose sum is σ = 13980224538. Its totient is φ = 13980224536.

The previous prime is 13980224521. The next prime is 13980224663. The reversal of 13980224537 is 73542208931.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9007718281 + 4972506256 = 94909^2 + 70516^2 .

It is a cyclic number.

It is not a de Polignac number, because 13980224537 - 2⁴ = 13980224521 is a prime.

It is a super-3 number, since 3×13980224537³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (13980227537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6990112268 + 6990112269.

It is an arithmetic number, because the mean of its divisors is an integer number (6990112269).

Almost surely, 2^13980224537 is an apocalyptic number.

It is an amenable number.

13980224537 is a deficient number, since it is larger than the sum of its proper divisors (1).

13980224537 is an equidigital number, since it uses as much as digits as its factorization.

13980224537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 13980224537 in words is "thirteen billion, nine hundred eighty million, two hundred twenty-four thousand, five hundred thirty-seven".