1162057116 has 72 divisors (see below), whose sum is σ = 2991002112. Its totient is φ = 348248000.

The previous prime is 1162057079. The next prime is 1162057121. The reversal of 1162057116 is 6117502611.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1346101 + ... + 1346963.

It is an arithmetic number, because the mean of its divisors is an integer number (41541696).

Almost surely, 2^1162057116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1162057116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1495501056).

1162057116 is an abundant number, since it is smaller than the sum of its proper divisors (1828944996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1162057116 is a wasteful number, since it uses less digits than its factorization.

1162057116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083 (or 980 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 1162057116 is about 34088.9588576712. The cubic root of 1162057116 is about 1051.3383134367.

Adding to 1162057116 its reverse (6117502611), we get a palindrome (7279559727).

It can be divided in two parts, 116205 and 7116, that added together give a palindrome (123321).

The spelling of 1162057116 in words is "one billion, one hundred sixty-two million, fifty-seven thousand, one hundred sixteen".