1121054853 has 16 divisors (see below), whose sum is σ = 1588996800. Its totient is φ = 701020800.

The previous prime is 1121054833. The next prime is 1121054861. The reversal of 1121054853 is 3584501211.

It is not a de Polignac number, because 1121054853 - 2⁶ = 1121054789 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1121054853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121054833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91608 + ... + 103121.

It is an arithmetic number, because the mean of its divisors is an integer number (99312300).

Almost surely, 2^1121054853 is an apocalyptic number.

It is an amenable number.

1121054853 is a deficient number, since it is larger than the sum of its proper divisors (467941947).

1121054853 is a wasteful number, since it uses less digits than its factorization.

1121054853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194852.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 1121054853 is about 33482.1572333683. The cubic root of 1121054853 is about 1038.8247489004.

The spelling of 1121054853 in words is "one billion, one hundred twenty-one million, fifty-four thousand, eight hundred fifty-three".