1137888561223 has 2 divisors, whose sum is σ = 1137888561224. Its totient is φ = 1137888561222.

The previous prime is 1137888561149. The next prime is 1137888561239. The reversal of 1137888561223 is 3221658887311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1137888561223 - 2²⁹ = 1137351690311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1137888561923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568944280611 + 568944280612.

It is an arithmetic number, because the mean of its divisors is an integer number (568944280612).

Almost surely, 2^{1137888561223} is an apocalyptic number.

1137888561223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137888561223 is an equidigital number, since it uses as much as digits as its factorization.

1137888561223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3870720, while the sum is 55.

The spelling of 1137888561223 in words is "one trillion, one hundred thirty-seven billion, eight hundred eighty-eight million, five hundred sixty-one thousand, two hundred twenty-three".