1120051556 has 36 divisors (see below), whose sum is σ = 2151634212. Its totient is φ = 509842944.

The previous prime is 1120051553. The next prime is 1120051591. The reversal of 1120051556 is 6551500211.

It can be written as a sum of positive squares in 6 ways, for example, as 493550656 + 626500900 = 22216^2 + 25030^2 .

It is a super-2 number, since 2×1120051556² = 2509030976196042272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (1120051553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38000 + ... + 60696.

It is an arithmetic number, because the mean of its divisors is an integer number (59767617).

Almost surely, 2^1120051556 is an apocalyptic number.

It is an amenable number.

1120051556 is a deficient number, since it is larger than the sum of its proper divisors (1031582656).

1120051556 is a wasteful number, since it uses less digits than its factorization.

1120051556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22800 (or 22785 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 1120051556 is about 33467.1713175763. The cubic root of 1120051556 is about 1038.5147549011.

Adding to 1120051556 its reverse (6551500211), we get a palindrome (7671551767).

The spelling of 1120051556 in words is "one billion, one hundred twenty million, fifty-one thousand, five hundred fifty-six".