36011131 has 4 divisors (see below), whose sum is σ = 38781232. Its totient is φ = 33241032.

The previous prime is 36011113. The next prime is 36011189. The reversal of 36011131 is 13111063.

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 36011131 - 2¹⁷ = 35880059 is a prime.

It is a super-2 number, since 2×36011131² = 2593603111798322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36011191) 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, 1385031 + ... + 1385056.

It is an arithmetic number, because the mean of its divisors is an integer number (9695308).

Almost surely, 2^36011131 is an apocalyptic number.

36011131 is a deficient number, since it is larger than the sum of its proper divisors (2770101).

36011131 is a wasteful number, since it uses less digits than its factorization.

36011131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2770100.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 36011131 is about 6000.9275116435. The cubic root of 36011131 is about 330.2267526347.

Adding to 36011131 its reverse (13111063), we get a palindrome (49122194).

The spelling of 36011131 in words is "thirty-six million, eleven thousand, one hundred thirty-one".