1127713220 has 24 divisors (see below), whose sum is σ = 2370754008. Its totient is φ = 450598400.

The previous prime is 1127713217. The next prime is 1127713267. The reversal of 1127713220 is 223177211.

It can be written as a sum of positive squares in 4 ways, for example, as 265233796 + 862479424 = 16286^2 + 29368^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1127713220.

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, 11141 + ... + 48780.

It is an arithmetic number, because the mean of its divisors is an integer number (98781417).

Almost surely, 2^1127713220 is an apocalyptic number.

1127713220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1127713220 is an abundant number, since it is smaller than the sum of its proper divisors (1243040788).

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

1127713220 is a wasteful number, since it uses less digits than its factorization.

1127713220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60871 (or 60869 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 1127713220 is about 33581.4416009796. The cubic root of 1127713220 is about 1040.8773476760.

The spelling of 1127713220 in words is "one billion, one hundred twenty-seven million, seven hundred thirteen thousand, two hundred twenty".