89051269 has 2 divisors, whose sum is σ = 89051270. Its totient is φ = 89051268.

The previous prime is 89051227. The next prime is 89051279. The reversal of 89051269 is 96215098.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87647044 + 1404225 = 9362^2 + 1185^2 .

It is a cyclic number.

It is not a de Polignac number, because 89051269 - 2¹³ = 89043077 is a prime.

It is a super-2 number, since 2×89051269² = 15860257021020722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89051279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44525634 + 44525635.

It is an arithmetic number, because the mean of its divisors is an integer number (44525635).

Almost surely, 2^89051269 is an apocalyptic number.

It is an amenable number.

89051269 is a deficient number, since it is larger than the sum of its proper divisors (1).

89051269 is an equidigital number, since it uses as much as digits as its factorization.

89051269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 89051269 is about 9436.6979924124. The cubic root of 89051269 is about 446.5602245685.

The spelling of 89051269 in words is "eighty-nine million, fifty-one thousand, two hundred sixty-nine".