1127759899 has 8 divisors (see below), whose sum is σ = 1320304608. Its totient is φ = 943074240.

The previous prime is 1127759861. The next prime is 1127759903. The reversal of 1127759899 is 9989577211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1127759899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1127759849) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1964452 + ... + 1965025.

It is an arithmetic number, because the mean of its divisors is an integer number (165038076).

Almost surely, 2^1127759899 is an apocalyptic number.

1127759899 is a deficient number, since it is larger than the sum of its proper divisors (192544709).

1127759899 is an equidigital number, since it uses as much as digits as its factorization.

1127759899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929525.

The product of its digits is 2857680, while the sum is 58.

The square root of 1127759899 is about 33582.1366056420. The cubic root of 1127759899 is about 1040.8917090232.

The spelling of 1127759899 in words is "one billion, one hundred twenty-seven million, seven hundred fifty-nine thousand, eight hundred ninety-nine".