22140604613 has 2 divisors, whose sum is σ = 22140604614. Its totient is φ = 22140604612.

The previous prime is 22140604597. The next prime is 22140604637. The reversal of 22140604613 is 31640604122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21771887809 + 368716804 = 147553^2 + 19202^2 .

It is a cyclic number.

It is not a de Polignac number, because 22140604613 - 2⁴ = 22140604597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22140604663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11070302306 + 11070302307.

It is an arithmetic number, because the mean of its divisors is an integer number (11070302307).

Almost surely, 2^22140604613 is an apocalyptic number.

It is an amenable number.

22140604613 is a deficient number, since it is larger than the sum of its proper divisors (1).

22140604613 is an equidigital number, since it uses as much as digits as its factorization.

22140604613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 22140604613 in words is "twenty-two billion, one hundred forty million, six hundred four thousand, six hundred thirteen".