1161316262 has 16 divisors (see below), whose sum is σ = 1789964160. Its totient is φ = 564677568.

The previous prime is 1161316259. The next prime is 1161316307. The reversal of 1161316262 is 2626131611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258923 + ... + 263369.

It is an arithmetic number, because the mean of its divisors is an integer number (111872760).

Almost surely, 2^1161316262 is an apocalyptic number.

1161316262 is a deficient number, since it is larger than the sum of its proper divisors (628647898).

1161316262 is a wasteful number, since it uses less digits than its factorization.

1161316262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8015.

The product of its digits is 2592, while the sum is 29.

The square root of 1161316262 is about 34078.0906448703. The cubic root of 1161316262 is about 1051.1148437047.

Adding to 1161316262 its reverse (2626131611), we get a palindrome (3787447873).

The spelling of 1161316262 in words is "one billion, one hundred sixty-one million, three hundred sixteen thousand, two hundred sixty-two".