1127142756 has 24 divisors (see below), whose sum is σ = 2922222240. Its totient is φ = 375714216.

The previous prime is 1127142713. The next prime is 1127142827. The reversal of 1127142756 is 6572417211.

1127142756 is a `hidden beast` number, since 112 + 71 + 427 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1127142756.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5218146 + ... + 5218361.

It is an arithmetic number, because the mean of its divisors is an integer number (121759260).

Almost surely, 2^1127142756 is an apocalyptic number.

It is an amenable number.

1127142756 is an abundant number, since it is smaller than the sum of its proper divisors (1795079484).

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

1127142756 is a wasteful number, since it uses less digits than its factorization.

1127142756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10436520 (or 10436512 counting only the distinct ones).

The product of its digits is 23520, while the sum is 36.

The square root of 1127142756 is about 33572.9467875550. The cubic root of 1127142756 is about 1040.7018056451.

Adding to 1127142756 its reverse (6572417211), we get a palindrome (7699559967).

The spelling of 1127142756 in words is "one billion, one hundred twenty-seven million, one hundred forty-two thousand, seven hundred fifty-six".