112998869 has 2 divisors, whose sum is σ = 112998870. Its totient is φ = 112998868.

The previous prime is 112998863. The next prime is 112998923. The reversal of 112998869 is 968899211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105370225 + 7628644 = 10265^2 + 2762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112998869 is a prime.

It is a super-2 number, since 2×112998869² = 25537488790558322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112998869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112998863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56499434 + 56499435.

It is an arithmetic number, because the mean of its divisors is an integer number (56499435).

Almost surely, 2^112998869 is an apocalyptic number.

It is an amenable number.

112998869 is a deficient number, since it is larger than the sum of its proper divisors (1).

112998869 is an equidigital number, since it uses as much as digits as its factorization.

112998869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 53.

The square root of 112998869 is about 10630.0926148364. The cubic root of 112998869 is about 483.4571997503.

The spelling of 112998869 in words is "one hundred twelve million, nine hundred ninety-eight thousand, eight hundred sixty-nine".