1120553442 has 12 divisors (see below), whose sum is σ = 2427865830. Its totient is φ = 373517808.

The previous prime is 1120553389. The next prime is 1120553477. The reversal of 1120553442 is 2443550211.

1120553442 is a `hidden beast` number, since 1 + 120 + 5 + 534 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 714974121 + 405579321 = 26739^2 + 20139^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 31126467 + ... + 31126502.

Almost surely, 2^1120553442 is an apocalyptic number.

1120553442 is an abundant number, since it is smaller than the sum of its proper divisors (1307312388).

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

1120553442 is a wasteful number, since it uses less digits than its factorization.

1120553442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62252977 (or 62252974 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1120553442 is about 33474.6686615417. The cubic root of 1120553442 is about 1038.6698484120.

The spelling of 1120553442 in words is "one billion, one hundred twenty million, five hundred fifty-three thousand, four hundred forty-two".