1116265331 has 4 divisors (see below), whose sum is σ = 1116401832. Its totient is φ = 1116128832.

The previous prime is 1116265313. The next prime is 1116265343. The reversal of 1116265331 is 1335626111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116265331 is a prime.

It is a super-2 number, since 2×1116265331² = 2492096578385079122, 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 = 1116265294 and 1116265303.

It is not an unprimeable number, because it can be changed into a prime (1116261331) 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, 55145 + ... + 72618.

It is an arithmetic number, because the mean of its divisors is an integer number (279100458).

Almost surely, 2^1116265331 is an apocalyptic number.

1116265331 is a deficient number, since it is larger than the sum of its proper divisors (136501).

1116265331 is an equidigital number, since it uses as much as digits as its factorization.

1116265331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136500.

The product of its digits is 3240, while the sum is 29.

The square root of 1116265331 is about 33410.5571788320. The cubic root of 1116265331 is about 1037.3432345712.

The spelling of 1116265331 in words is "one billion, one hundred sixteen million, two hundred sixty-five thousand, three hundred thirty-one".