36911089 has 4 divisors (see below), whose sum is σ = 37908724. Its totient is φ = 35913456.

The previous prime is 36911047. The next prime is 36911093. The reversal of 36911089 is 98011963.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98011963 = 7 ⋅14001709.

It can be written as a sum of positive squares in 2 ways, for example, as 31270464 + 5640625 = 5592^2 + 2375^2 .

It is a cyclic number.

It is not a de Polignac number, because 36911089 - 2¹³ = 36902897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 997597 = 36911089 / (3 + 6 + 9 + 1 + 1 + 0 + 8 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36911009) 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, 498762 + ... + 498835.

It is an arithmetic number, because the mean of its divisors is an integer number (9477181).

Almost surely, 2^36911089 is an apocalyptic number.

It is an amenable number.

36911089 is a deficient number, since it is larger than the sum of its proper divisors (997635).

36911089 is an equidigital number, since it uses as much as digits as its factorization.

36911089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997634.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 36911089 is about 6075.4496952901. The cubic root of 36911089 is about 332.9550601127.

The spelling of 36911089 in words is "thirty-six million, nine hundred eleven thousand, eighty-nine".