36166013 has 4 divisors (see below), whose sum is σ = 38948028. Its totient is φ = 33384000.

The previous prime is 36166003. The next prime is 36166037. The reversal of 36166013 is 31066163.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16999129 + 19166884 = 4123^2 + 4378^2 .

It is not a de Polignac number, because 36166013 - 2¹⁸ = 35903869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36166003) 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, 1390988 + ... + 1391013.

It is an arithmetic number, because the mean of its divisors is an integer number (9737007).

Almost surely, 2^36166013 is an apocalyptic number.

It is an amenable number.

36166013 is a deficient number, since it is larger than the sum of its proper divisors (2782015).

36166013 is a wasteful number, since it uses less digits than its factorization.

36166013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782014.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 36166013 is about 6013.8185040788. The cubic root of 36166013 is about 330.6995048782.

The spelling of 36166013 in words is "thirty-six million, one hundred sixty-six thousand, thirteen".