1120756540 has 12 divisors (see below), whose sum is σ = 2353588776. Its totient is φ = 448302608.

The previous prime is 1120756537. The next prime is 1120756561. The reversal of 1120756540 is 456570211.

It is a super-3 number, since 3×1120756540³ (a number of 28 digits) contains 333 as substring.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28018894 + ... + 28018933.

It is an arithmetic number, because the mean of its divisors is an integer number (196132398).

Almost surely, 2^1120756540 is an apocalyptic number.

1120756540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120756540 is an abundant number, since it is smaller than the sum of its proper divisors (1232832236).

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

1120756540 is a wasteful number, since it uses less digits than its factorization.

1120756540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56037836 (or 56037834 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 1120756540 is about 33477.7021314188. The cubic root of 1120756540 is about 1038.7325968770.

The spelling of 1120756540 in words is "one billion, one hundred twenty million, seven hundred fifty-six thousand, five hundred forty".