1120556994 has 8 divisors (see below), whose sum is σ = 2241114000. Its totient is φ = 373518996.

The previous prime is 1120556993. The next prime is 1120557001. The reversal of 1120556994 is 4996550211.

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

1120556994 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1120556993) 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, 93379744 + ... + 93379755.

It is an arithmetic number, because the mean of its divisors is an integer number (280139250).

Almost surely, 2^1120556994 is an apocalyptic number.

1120556994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120556994 is a wasteful number, since it uses less digits than its factorization.

1120556994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186759504.

The product of its (nonzero) digits is 97200, while the sum is 42.

The square root of 1120556994 is about 33474.7217165431. The cubic root of 1120556994 is about 1038.6709458910.

The spelling of 1120556994 in words is "one billion, one hundred twenty million, five hundred fifty-six thousand, nine hundred ninety-four".