89112943 has 2 divisors, whose sum is σ = 89112944. Its totient is φ = 89112942.

The previous prime is 89112937. The next prime is 89112973. The reversal of 89112943 is 34921198.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89112943 - 2⁹ = 89112431 is a prime.

It is a super-2 number, since 2×89112943² = 15882233220242498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89112913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44556471 + 44556472.

It is an arithmetic number, because the mean of its divisors is an integer number (44556472).

Almost surely, 2^89112943 is an apocalyptic number.

89112943 is a deficient number, since it is larger than the sum of its proper divisors (1).

89112943 is an equidigital number, since it uses as much as digits as its factorization.

89112943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 37.

The square root of 89112943 is about 9439.9652012070. The cubic root of 89112943 is about 446.6632917866.

The spelling of 89112943 in words is "eighty-nine million, one hundred twelve thousand, nine hundred forty-three".