89161337 has 2 divisors, whose sum is σ = 89161338. Its totient is φ = 89161336.

The previous prime is 89161327. The next prime is 89161343. The reversal of 89161337 is 73316198.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88153321 + 1008016 = 9389^2 + 1004^2 .

It is a cyclic number.

It is not a de Polignac number, because 89161337 - 2⁸ = 89161081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89161337.

It is not a weakly prime, because it can be changed into another prime (89161327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44580668 + 44580669.

It is an arithmetic number, because the mean of its divisors is an integer number (44580669).

Almost surely, 2^89161337 is an apocalyptic number.

It is an amenable number.

89161337 is a deficient number, since it is larger than the sum of its proper divisors (1).

89161337 is an equidigital number, since it uses as much as digits as its factorization.

89161337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 38.

The square root of 89161337 is about 9442.5281042738. The cubic root of 89161337 is about 446.7441326868.

It can be divided in two parts, 89161 and 337, that added together give a palindrome (89498).

The spelling of 89161337 in words is "eighty-nine million, one hundred sixty-one thousand, three hundred thirty-seven".