1127140656 has 40 divisors (see below), whose sum is σ = 3005712384. Its totient is φ = 363593280.

The previous prime is 1127140633. The next prime is 1127140669. The reversal of 1127140656 is 6560417211.

It is a super-2 number, since 2×1127140656² = 2540892116816220672, which contains 22 as substring.

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, 377256 + ... + 380231.

Almost surely, 2^1127140656 is an apocalyptic number.

1127140656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1127140656 is an abundant number, since it is smaller than the sum of its proper divisors (1878571728).

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

1127140656 is a wasteful number, since it uses less digits than its factorization.

1127140656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757529 (or 757523 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 1127140656 is about 33572.9155123591. The cubic root of 1127140656 is about 1040.7011593279.

Adding to 1127140656 its reverse (6560417211), we get a palindrome (7687557867).

The spelling of 1127140656 in words is "one billion, one hundred twenty-seven million, one hundred forty thousand, six hundred fifty-six".