1127745192 has 48 divisors (see below), whose sum is σ = 3279670560. Its totient is φ = 322212576.

The previous prime is 1127745181. The next prime is 1127745217. The reversal of 1127745192 is 2915477211.

It is a self number, because there is not a number n which added to its sum of digits gives 1127745192.

It is an unprimeable number.

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, 478308 + ... + 480659.

It is an arithmetic number, because the mean of its divisors is an integer number (68326470).

Almost surely, 2^1127745192 is an apocalyptic number.

1127745192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1127745192 is an abundant number, since it is smaller than the sum of its proper divisors (2151925368).

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

1127745192 is a wasteful number, since it uses less digits than its factorization.

1127745192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958990 (or 958979 counting only the distinct ones).

The product of its digits is 35280, while the sum is 39.

The square root of 1127745192 is about 33581.9176343460. The cubic root of 1127745192 is about 1040.8871842833.

The spelling of 1127745192 in words is "one billion, one hundred twenty-seven million, seven hundred forty-five thousand, one hundred ninety-two".