89411797 has 2 divisors, whose sum is σ = 89411798. Its totient is φ = 89411796.

The previous prime is 89411783. The next prime is 89411831. The reversal of 89411797 is 79711498.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88472836 + 938961 = 9406^2 + 969^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89411797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89411717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44705898 + 44705899.

It is an arithmetic number, because the mean of its divisors is an integer number (44705899).

Almost surely, 2^89411797 is an apocalyptic number.

It is an amenable number.

89411797 is a deficient number, since it is larger than the sum of its proper divisors (1).

89411797 is an equidigital number, since it uses as much as digits as its factorization.

89411797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 46.

The square root of 89411797 is about 9455.7811417143. The cubic root of 89411797 is about 447.1620527264.

The spelling of 89411797 in words is "eighty-nine million, four hundred eleven thousand, seven hundred ninety-seven".