36311091 has 4 divisors (see below), whose sum is σ = 48414792. Its totient is φ = 24207392.

The previous prime is 36311083. The next prime is 36311111. The reversal of 36311091 is 19011363.

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

It is a cyclic number.

It is not a de Polignac number, because 36311091 - 2³ = 36311083 is a prime.

It is a super-2 number, since 2×36311091² = 2636990659220562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36311291) 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, 6051846 + ... + 6051851.

It is an arithmetic number, because the mean of its divisors is an integer number (12103698).

Almost surely, 2^36311091 is an apocalyptic number.

36311091 is a deficient number, since it is larger than the sum of its proper divisors (12103701).

36311091 is a wasteful number, since it uses less digits than its factorization.

36311091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12103700.

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 36311091 is about 6025.8684851231. The cubic root of 36311091 is about 331.1411092899.

The spelling of 36311091 in words is "thirty-six million, three hundred eleven thousand, ninety-one".