881255117 has 2 divisors, whose sum is σ = 881255118. Its totient is φ = 881255116.

The previous prime is 881255101. The next prime is 881255173. The reversal of 881255117 is 711552188.

881255117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 766957636 + 114297481 = 27694^2 + 10691^2 .

It is a cyclic number.

It is not a de Polignac number, because 881255117 - 2⁴ = 881255101 is a prime.

It is a super-2 number, since 2×881255117² = 1553221162477367378, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (881255917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440627558 + 440627559.

It is an arithmetic number, because the mean of its divisors is an integer number (440627559).

Almost surely, 2^881255117 is an apocalyptic number.

It is an amenable number.

881255117 is a deficient number, since it is larger than the sum of its proper divisors (1).

881255117 is an equidigital number, since it uses as much as digits as its factorization.

881255117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22400, while the sum is 38.

The square root of 881255117 is about 29685.9414032973. The cubic root of 881255117 is about 958.7393453280.

The spelling of 881255117 in words is "eight hundred eighty-one million, two hundred fifty-five thousand, one hundred seventeen".