1114981811 has 4 divisors (see below), whose sum is σ = 1116837624. Its totient is φ = 1113126000.

The previous prime is 1114981789. The next prime is 1114981831. The reversal of 1114981811 is 1181894111.

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 1114981811 - 2¹⁰ = 1114980787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1114981831) 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, 927005 + ... + 928206.

It is an arithmetic number, because the mean of its divisors is an integer number (279209406).

Almost surely, 2^1114981811 is an apocalyptic number.

1114981811 is a deficient number, since it is larger than the sum of its proper divisors (1855813).

1114981811 is an equidigital number, since it uses as much as digits as its factorization.

1114981811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855812.

The product of its digits is 2304, while the sum is 35.

The square root of 1114981811 is about 33391.3433542288. The cubic root of 1114981811 is about 1036.9454911932.

The spelling of 1114981811 in words is "one billion, one hundred fourteen million, nine hundred eighty-one thousand, eight hundred eleven".