1134861818 has 16 divisors (see below), whose sum is σ = 1711837800. Its totient is φ = 564258816.

The previous prime is 1134861803. The next prime is 1134861821. The reversal of 1134861818 is 8181684311.

It can be written as a sum of positive squares in 4 ways, for example, as 886074289 + 248787529 = 29767^2 + 15773^2 .

It is a super-2 number, since 2×1134861818² = 2575822691908530248, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278258 + ... + 282306.

Almost surely, 2^1134861818 is an apocalyptic number.

1134861818 is a deficient number, since it is larger than the sum of its proper divisors (576975982).

1134861818 is a wasteful number, since it uses less digits than its factorization.

1134861818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801.

The product of its digits is 36864, while the sum is 41.

The square root of 1134861818 is about 33687.7101922942. The cubic root of 1134861818 is about 1043.0720978539.

The spelling of 1134861818 in words is "one billion, one hundred thirty-four million, eight hundred sixty-one thousand, eight hundred eighteen".