1011163361 has 16 divisors (see below), whose sum is σ = 1141472640. Its totient is φ = 889418880.

The previous prime is 1011163357. The next prime is 1011163379. The reversal of 1011163361 is 1633611101.

It is not a de Polignac number, because 1011163361 - 2² = 1011163357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011160361) 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, 860 + ... + 44978.

It is an arithmetic number, because the mean of its divisors is an integer number (71342040).

Almost surely, 2^1011163361 is an apocalyptic number.

It is an amenable number.

1011163361 is a deficient number, since it is larger than the sum of its proper divisors (130309279).

1011163361 is a wasteful number, since it uses less digits than its factorization.

1011163361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44216.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 1011163361 is about 31798.7949614447. The cubic root of 1011163361 is about 1003.7073588385.

Adding to 1011163361 its reverse (1633611101), we get a palindrome (2644774462).

The spelling of 1011163361 in words is "one billion, eleven million, one hundred sixty-three thousand, three hundred sixty-one".