89453519 has 2 divisors, whose sum is σ = 89453520. Its totient is φ = 89453518.

The previous prime is 89453489. The next prime is 89453521. The reversal of 89453519 is 91535498.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89453519 is a prime.

It is a super-2 number, since 2×89453519² = 16003864122966722, which contains 22 as substring.

Together with 89453521, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89453519.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89453599) 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, 44726759 + 44726760.

It is an arithmetic number, because the mean of its divisors is an integer number (44726760).

Almost surely, 2^89453519 is an apocalyptic number.

89453519 is a deficient number, since it is larger than the sum of its proper divisors (1).

89453519 is an equidigital number, since it uses as much as digits as its factorization.

89453519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 44.

The square root of 89453519 is about 9457.9870479928. The cubic root of 89453519 is about 447.2315946089.

The spelling of 89453519 in words is "eighty-nine million, four hundred fifty-three thousand, five hundred nineteen".