1127116905 has 8 divisors (see below), whose sum is σ = 1803387072. Its totient is φ = 601129008.

The previous prime is 1127116891. The next prime is 1127116931. The reversal of 1127116905 is 5096117211.

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

It is not a de Polignac number, because 1127116905 - 2⁸ = 1127116649 is a prime.

It is a Curzon number.

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, 37570549 + ... + 37570578.

It is an arithmetic number, because the mean of its divisors is an integer number (225423384).

Almost surely, 2^1127116905 is an apocalyptic number.

1127116905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1127116905 is a deficient number, since it is larger than the sum of its proper divisors (676270167).

1127116905 is an equidigital number, since it uses as much as digits as its factorization.

1127116905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75141135.

The product of its (nonzero) digits is 3780, while the sum is 33.

The square root of 1127116905 is about 33572.5617878648. The cubic root of 1127116905 is about 1040.6938494248.

The spelling of 1127116905 in words is "one billion, one hundred twenty-seven million, one hundred sixteen thousand, nine hundred five".