1127011655 has 16 divisors (see below), whose sum is σ = 1686127104. Its totient is φ = 702552480.

The previous prime is 1127011621. The next prime is 1127011673. The reversal of 1127011655 is 5561107211.

It is not a de Polignac number, because 1127011655 - 2²⁴ = 1110234439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1463267 + ... + 1464036.

It is an arithmetic number, because the mean of its divisors is an integer number (105382944).

Almost surely, 2^1127011655 is an apocalyptic number.

1127011655 is a deficient number, since it is larger than the sum of its proper divisors (559115449).

1127011655 is a wasteful number, since it uses less digits than its factorization.

1127011655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927326.

The product of its (nonzero) digits is 2100, while the sum is 29.

The square root of 1127011655 is about 33570.9942509899. The cubic root of 1127011655 is about 1040.6614551403.

Adding to 1127011655 its reverse (5561107211), we get a palindrome (6688118866).

The spelling of 1127011655 in words is "one billion, one hundred twenty-seven million, eleven thousand, six hundred fifty-five".