1127075840 has 104 divisors (see below), whose sum is σ = 2951119008. Its totient is φ = 409763840.

The previous prime is 1127075791. The next prime is 1127075849. The reversal of 1127075840 is 485707211.

It is a super-2 number, since 2×1127075840² = 2540599898223411200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1127075840.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1127075849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222779 + ... + 227781.

Almost surely, 2^1127075840 is an apocalyptic number.

1127075840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1127075840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1475559504).

1127075840 is an abundant number, since it is smaller than the sum of its proper divisors (1824043168).

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

1127075840 is an equidigital number, since it uses as much as digits as its factorization.

1127075840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5043 (or 5021 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 35.

The square root of 1127075840 is about 33571.9501965555. The cubic root of 1127075840 is about 1040.6812105075.

The spelling of 1127075840 in words is "one billion, one hundred twenty-seven million, seventy-five thousand, eight hundred forty".