112969259981 has 2 divisors, whose sum is σ = 112969259982. Its totient is φ = 112969259980.

The previous prime is 112969259959. The next prime is 112969259989. The reversal of 112969259981 is 189952969211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112969259881 + 100 = 336109^2 + 10^2 .

It is a cyclic number.

It is not a de Polignac number, because 112969259981 - 2¹⁸ = 112968997837 is a prime.

It is a super-2 number, since 2×112969259981² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112969259989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56484629990 + 56484629991.

It is an arithmetic number, because the mean of its divisors is an integer number (56484629991).

Almost surely, 2^112969259981 is an apocalyptic number.

It is an amenable number.

112969259981 is a deficient number, since it is larger than the sum of its proper divisors (1).

112969259981 is an equidigital number, since it uses as much as digits as its factorization.

112969259981 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6298560, while the sum is 62.

The spelling of 112969259981 in words is "one hundred twelve billion, nine hundred sixty-nine million, two hundred fifty-nine thousand, nine hundred eighty-one".