11142027755 has 4 divisors (see below), whose sum is σ = 13370433312. Its totient is φ = 8913622200.

The previous prime is 11142027739. The next prime is 11142027763. The reversal of 11142027755 is 55772024111.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11142027755 - 2⁴ = 11142027739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1114202771 + ... + 1114202780.

It is an arithmetic number, because the mean of its divisors is an integer number (3342608328).

Almost surely, 2^11142027755 is an apocalyptic number.

11142027755 is a deficient number, since it is larger than the sum of its proper divisors (2228405557).

11142027755 is an equidigital number, since it uses as much as digits as its factorization.

11142027755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228405556.

The product of its (nonzero) digits is 19600, while the sum is 35.

The spelling of 11142027755 in words is "eleven billion, one hundred forty-two million, twenty-seven thousand, seven hundred fifty-five".