23603820605291 has 2 divisors, whose sum is σ = 23603820605292. Its totient is φ = 23603820605290.

The previous prime is 23603820605279. The next prime is 23603820605297. The reversal of 23603820605291 is 19250602830632.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23603820605291 - 2²² = 23603816410987 is a prime.

It is not a weakly prime, because it can be changed into another prime (23603820605297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11801910302645 + 11801910302646.

It is an arithmetic number, because the mean of its divisors is an integer number (11801910302646).

Almost surely, 2^{23603820605291} is an apocalyptic number.

23603820605291 is a deficient number, since it is larger than the sum of its proper divisors (1).

23603820605291 is an equidigital number, since it uses as much as digits as its factorization.

23603820605291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 23603820605291 in words is "twenty-three trillion, six hundred three billion, eight hundred twenty million, six hundred five thousand, two hundred ninety-one".