89485131 has 4 divisors (see below), whose sum is σ = 119313512. Its totient is φ = 59656752.

The previous prime is 89485073. The next prime is 89485153. The reversal of 89485131 is 13158498.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 89485131 - 2¹⁹ = 88960843 is a prime.

It is a super-2 number, since 2×89485131² = 16015177340174322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89485131.

It is not an unprimeable number, because it can be changed into a prime (89485181) 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, 14914186 + ... + 14914191.

It is an arithmetic number, because the mean of its divisors is an integer number (29828378).

Almost surely, 2^89485131 is an apocalyptic number.

89485131 is a deficient number, since it is larger than the sum of its proper divisors (29828381).

89485131 is a wasteful number, since it uses less digits than its factorization.

89485131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29828380.

The product of its digits is 34560, while the sum is 39.

The square root of 89485131 is about 9459.6580805016. The cubic root of 89485131 is about 447.2842708302.

The spelling of 89485131 in words is "eighty-nine million, four hundred eighty-five thousand, one hundred thirty-one".