1155113842 has 8 divisors (see below), whose sum is σ = 1734354432. Its totient is φ = 576995700.

The previous prime is 1155113833. The next prime is 1155113849. The reversal of 1155113842 is 2483115511.

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

It is not an unprimeable number, because it can be changed into a prime (1155113849) 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, 278034 + ... + 282157.

It is an arithmetic number, because the mean of its divisors is an integer number (216794304).

Almost surely, 2^1155113842 is an apocalyptic number.

1155113842 is a deficient number, since it is larger than the sum of its proper divisors (579240590).

1155113842 is a wasteful number, since it uses less digits than its factorization.

1155113842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561224.

The product of its digits is 4800, while the sum is 31.

The square root of 1155113842 is about 33986.9657663052. The cubic root of 1155113842 is about 1049.2402189105.

The spelling of 1155113842 in words is "one billion, one hundred fifty-five million, one hundred thirteen thousand, eight hundred forty-two".