36311123 has 4 divisors (see below), whose sum is σ = 36334080. Its totient is φ = 36288168.

The previous prime is 36311113. The next prime is 36311131. The reversal of 36311123 is 32111363.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32111363 = 139 ⋅231017.

It is a cyclic number.

It is not a de Polignac number, because 36311123 - 2¹⁸ = 36048979 is a prime.

It is a super-2 number, since 2×36311123² = 2636995307042258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36311095 and 36311104.

It is not an unprimeable number, because it can be changed into a prime (36311113) 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, 8915 + ... + 12332.

It is an arithmetic number, because the mean of its divisors is an integer number (9083520).

Almost surely, 2^36311123 is an apocalyptic number.

36311123 is a deficient number, since it is larger than the sum of its proper divisors (22957).

36311123 is a wasteful number, since it uses less digits than its factorization.

36311123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22956.

The product of its digits is 324, while the sum is 20.

The square root of 36311123 is about 6025.8711403415. The cubic root of 36311123 is about 331.1412065652.

Adding to 36311123 its reverse (32111363), we get a palindrome (68422486).

The spelling of 36311123 in words is "thirty-six million, three hundred eleven thousand, one hundred twenty-three".