1116420011 has 4 divisors (see below), whose sum is σ = 1275908592. Its totient is φ = 956931432.

The previous prime is 1116419933. The next prime is 1116420017. The reversal of 1116420011 is 1100246111.

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

It is a cyclic number.

It is not a de Polignac number, because 1116420011 - 2²² = 1112225707 is a prime.

It is a super-2 number, since 2×1116420011² = 2492787281922480242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1116420017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79744280 + ... + 79744293.

It is an arithmetic number, because the mean of its divisors is an integer number (318977148).

Almost surely, 2^1116420011 is an apocalyptic number.

1116420011 is a deficient number, since it is larger than the sum of its proper divisors (159488581).

1116420011 is an equidigital number, since it uses as much as digits as its factorization.

1116420011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159488580.

The product of its (nonzero) digits is 48, while the sum is 17.

The square root of 1116420011 is about 33412.8719358274. The cubic root of 1116420011 is about 1037.3911469675.

Adding to 1116420011 its reverse (1100246111), we get a palindrome (2216666122).

The spelling of 1116420011 in words is "one billion, one hundred sixteen million, four hundred twenty thousand, eleven".