1127957636 has 24 divisors (see below), whose sum is σ = 2126754840. Its totient is φ = 520353792.

The previous prime is 1127957627. The next prime is 1127957657. The reversal of 1127957636 is 6367597211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 21996100 + 1105961536 = 4690^2 + 33256^2 .

It is a super-2 number, since 2×1127957636² = 2544576857221416992, 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, 158180 + ... + 165156.

It is an arithmetic number, because the mean of its divisors is an integer number (88614785).

Almost surely, 2^1127957636 is an apocalyptic number.

It is an amenable number.

1127957636 is a deficient number, since it is larger than the sum of its proper divisors (998797204).

1127957636 is a wasteful number, since it uses less digits than its factorization.

1127957636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10103 (or 10101 counting only the distinct ones).

The product of its digits is 476280, while the sum is 47.

The square root of 1127957636 is about 33585.0805566996. The cubic root of 1127957636 is about 1040.9525407587.

The spelling of 1127957636 in words is "one billion, one hundred twenty-seven million, nine hundred fifty-seven thousand, six hundred thirty-six".