89541553 has 4 divisors (see below), whose sum is σ = 93434688. Its totient is φ = 85648420.

The previous prime is 89541541. The next prime is 89541563. The reversal of 89541553 is 35514598.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89541553 - 2⁵ = 89541521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89541503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1946533 + ... + 1946578.

It is an arithmetic number, because the mean of its divisors is an integer number (23358672).

Almost surely, 2^89541553 is an apocalyptic number.

It is an amenable number.

89541553 is a deficient number, since it is larger than the sum of its proper divisors (3893135).

89541553 is a wasteful number, since it uses less digits than its factorization.

89541553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3893134.

The product of its digits is 108000, while the sum is 40.

The square root of 89541553 is about 9462.6398536561. The cubic root of 89541553 is about 447.3782580310.

The spelling of 89541553 in words is "eighty-nine million, five hundred forty-one thousand, five hundred fifty-three".