89079251 has 2 divisors, whose sum is σ = 89079252. Its totient is φ = 89079250.

The previous prime is 89079223. The next prime is 89079259. The reversal of 89079251 is 15297098.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89079251 - 2²⁶ = 21970387 is a prime.

It is a super-2 number, since 2×89079251² = 15870225917442002, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 89079199 and 89079208.

It is not a weakly prime, because it can be changed into another prime (89079259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44539625 + 44539626.

It is an arithmetic number, because the mean of its divisors is an integer number (44539626).

Almost surely, 2^89079251 is an apocalyptic number.

89079251 is a deficient number, since it is larger than the sum of its proper divisors (1).

89079251 is an equidigital number, since it uses as much as digits as its factorization.

89079251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 89079251 is about 9438.1804920228. The cubic root of 89079251 is about 446.6069929068.

The spelling of 89079251 in words is "eighty-nine million, seventy-nine thousand, two hundred fifty-one".