1118136049 has 8 divisors (see below), whose sum is σ = 1131379200. Its totient is φ = 1104966816.

The previous prime is 1118136029. The next prime is 1118136091. The reversal of 1118136049 is 9406318111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1118136049 - 2¹⁷ = 1118004977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1118136029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12252 + ... + 48850.

It is an arithmetic number, because the mean of its divisors is an integer number (141422400).

Almost surely, 2^1118136049 is an apocalyptic number.

It is an amenable number.

1118136049 is a deficient number, since it is larger than the sum of its proper divisors (13243151).

1118136049 is a wasteful number, since it uses less digits than its factorization.

1118136049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36959.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 1118136049 is about 33438.5413706998. The cubic root of 1118136049 is about 1037.9223960431.

The spelling of 1118136049 in words is "one billion, one hundred eighteen million, one hundred thirty-six thousand, forty-nine".