89007911 has 2 divisors, whose sum is σ = 89007912. Its totient is φ = 89007910.

The previous prime is 89007899. The next prime is 89007917. The reversal of 89007911 is 11970098.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89007911 - 2¹⁴ = 88991527 is a prime.

It is equal to p_5162984 and since 89007911 and 5162984 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89007917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44503955 + 44503956.

It is an arithmetic number, because the mean of its divisors is an integer number (44503956).

Almost surely, 2^89007911 is an apocalyptic number.

89007911 is a deficient number, since it is larger than the sum of its proper divisors (1).

89007911 is an equidigital number, since it uses as much as digits as its factorization.

89007911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 35.

The square root of 89007911 is about 9434.4004049012. The cubic root of 89007911 is about 446.4877378551.

The spelling of 89007911 in words is "eighty-nine million, seven thousand, nine hundred eleven".