1127572782 has 16 divisors (see below), whose sum is σ = 2577309312. Its totient is φ = 322163640.

The previous prime is 1127572757. The next prime is 1127572793. The reversal of 1127572782 is 2872757211.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 26846971 = 1127572782 / (1 + 1 + 2 + 7 + 5 + 7 + 2 + 7 + 8 + 2).

It is a congruent 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, 13423444 + ... + 13423527.

It is an arithmetic number, because the mean of its divisors is an integer number (161081832).

Almost surely, 2^1127572782 is an apocalyptic number.

1127572782 is an abundant number, since it is smaller than the sum of its proper divisors (1449736530).

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

1127572782 is a wasteful number, since it uses less digits than its factorization.

1127572782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26846983.

The product of its digits is 109760, while the sum is 42.

The square root of 1127572782 is about 33579.3505297527. The cubic root of 1127572782 is about 1040.8341378721.

The spelling of 1127572782 in words is "one billion, one hundred twenty-seven million, five hundred seventy-two thousand, seven hundred eighty-two".