22013611409 has 2 divisors, whose sum is σ = 22013611410. Its totient is φ = 22013611408.

The previous prime is 22013611379. The next prime is 22013611471. The reversal of 22013611409 is 90411631022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19943088400 + 2070523009 = 141220^2 + 45503^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22013611409 is a prime.

It is not a weakly prime, because it can be changed into another prime (22013601409) 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, 11006805704 + 11006805705.

It is an arithmetic number, because the mean of its divisors is an integer number (11006805705).

Almost surely, 2^22013611409 is an apocalyptic number.

It is an amenable number.

22013611409 is a deficient number, since it is larger than the sum of its proper divisors (1).

22013611409 is an equidigital number, since it uses as much as digits as its factorization.

22013611409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 22013611409 in words is "twenty-two billion, thirteen million, six hundred eleven thousand, four hundred nine".