1127431748 has 12 divisors (see below), whose sum is σ = 1974012432. Its totient is φ = 563428200.

The previous prime is 1127431727. The next prime is 1127431751. The reversal of 1127431748 is 8471347211.

It is a super-2 number, since 2×1127431748² = 2542204692796671008, which contains 22 as substring.

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, 62978 + ... + 78873.

It is an arithmetic number, because the mean of its divisors is an integer number (164501036).

Almost surely, 2^1127431748 is an apocalyptic number.

It is an amenable number.

1127431748 is a deficient number, since it is larger than the sum of its proper divisors (846580684).

1127431748 is a wasteful number, since it uses less digits than its factorization.

1127431748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143842 (or 143840 counting only the distinct ones).

The product of its digits is 37632, while the sum is 38.

The square root of 1127431748 is about 33577.2504532459. The cubic root of 1127431748 is about 1040.7907410807.

Adding to 1127431748 its reverse (8471347211), we get a palindrome (9598778959).

The spelling of 1127431748 in words is "one billion, one hundred twenty-seven million, four hundred thirty-one thousand, seven hundred forty-eight".