12053622153581 has 2 divisors, whose sum is σ = 12053622153582. Its totient is φ = 12053622153580.

The previous prime is 12053622153533. The next prime is 12053622153623. The reversal of 12053622153581 is 18535122635021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10590891553225 + 1462730600356 = 3254365^2 + 1209434^2 .

It is an emirp because it is prime and its reverse (18535122635021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12053622153581 - 2²² = 12053617959277 is a prime.

It is a super-2 number, since 2×12053622153581² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12053622113581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6026811076790 + 6026811076791.

It is an arithmetic number, because the mean of its divisors is an integer number (6026811076791).

Almost surely, 2^{12053622153581} is an apocalyptic number.

It is an amenable number.

12053622153581 is a deficient number, since it is larger than the sum of its proper divisors (1).

12053622153581 is an equidigital number, since it uses as much as digits as its factorization.

12053622153581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 12053622153581 in words is "twelve trillion, fifty-three billion, six hundred twenty-two million, one hundred fifty-three thousand, five hundred eighty-one".