1162111443 has 16 divisors (see below), whose sum is σ = 1580083200. Its totient is φ = 759465824.

The previous prime is 1162111397. The next prime is 1162111451. The reversal of 1162111443 is 3441112611.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1162111443 - 2¹² = 1162107347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1162111493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239758 + ... + 244556.

It is an arithmetic number, because the mean of its divisors is an integer number (98755200).

Almost surely, 2^1162111443 is an apocalyptic number.

1162111443 is a deficient number, since it is larger than the sum of its proper divisors (417971757).

1162111443 is a wasteful number, since it uses less digits than its factorization.

1162111443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6378.

The product of its digits is 576, while the sum is 24.

The square root of 1162111443 is about 34089.7556899430. The cubic root of 1162111443 is about 1051.3546967871.

The spelling of 1162111443 in words is "one billion, one hundred sixty-two million, one hundred eleven thousand, four hundred forty-three".