36158013 has 6 divisors (see below), whose sum is σ = 52228254. Its totient is φ = 24105336.

The previous prime is 36158009. The next prime is 36158021. The reversal of 36158013 is 31085163.

It can be written as a sum of positive squares in only one way, i.e., 22297284 + 13860729 = 4722^2 + 3723^2 .

It is not a de Polignac number, because 36158013 - 2² = 36158009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36158033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2008770 + ... + 2008787.

It is an arithmetic number, because the mean of its divisors is an integer number (8704709).

Almost surely, 2^36158013 is an apocalyptic number.

It is an amenable number.

36158013 is a deficient number, since it is larger than the sum of its proper divisors (16070241).

36158013 is a wasteful number, since it uses less digits than its factorization.

36158013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4017563 (or 4017560 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 36158013 is about 6013.1533324870. The cubic root of 36158013 is about 330.6751192658.

It can be divided in two parts, 3615 and 8013, that added together give a triangular number (11628 = T₁₅₂).

The spelling of 36158013 in words is "thirty-six million, one hundred fifty-eight thousand, thirteen".