1160220611 has 4 divisors (see below), whose sum is σ = 1265695224. Its totient is φ = 1054746000.

The previous prime is 1160220599. The next prime is 1160220613.

1160220611 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 1160220611 - 2⁶ = 1160220547 is a prime.

It is a super-2 number, since 2×1160220611² = 2692223732378426642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1160220613) 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, 52737290 + ... + 52737311.

It is an arithmetic number, because the mean of its divisors is an integer number (316423806).

Almost surely, 2^1160220611 is an apocalyptic number.

1160220611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1160220611 is a deficient number, since it is larger than the sum of its proper divisors (105474613).

1160220611 is a wasteful number, since it uses less digits than its factorization.

1160220611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105474612.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1160220611 is about 34062.0112588790. The cubic root of 1160220611 is about 1050.7841794301.

The spelling of 1160220611 in words is "one billion, one hundred sixty million, two hundred twenty thousand, six hundred eleven".