36118537 has 12 divisors (see below), whose sum is σ = 45248196. Its totient is φ = 28576800.

The previous prime is 36118531. The next prime is 36118541. The reversal of 36118537 is 73581163.

It can be written as a sum of positive squares in 2 ways, for example, as 13660416 + 22458121 = 3696^2 + 4739^2 .

It is not a de Polignac number, because 36118537 - 2¹⁹ = 35594249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36118531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27714 + ... + 28987.

It is an arithmetic number, because the mean of its divisors is an integer number (3770683).

Almost surely, 2^36118537 is an apocalyptic number.

It is an amenable number.

36118537 is a deficient number, since it is larger than the sum of its proper divisors (9129659).

36118537 is a wasteful number, since it uses less digits than its factorization.

36118537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56728 (or 56721 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 36118537 is about 6009.8699653154. The cubic root of 36118537 is about 330.5547357663.

The spelling of 36118537 in words is "thirty-six million, one hundred eighteen thousand, five hundred thirty-seven".