1061112263 has 12 divisors (see below), whose sum is σ = 1086446088. Its totient is φ = 1036085760.

The previous prime is 1061112257. The next prime is 1061112287. The reversal of 1061112263 is 3622111601.

It is not a de Polignac number, because 1061112263 - 2²⁰ = 1060063687 is a prime.

It is a super-2 number, since 2×1061112263² = 2251918469377962338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061112223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2271956 + ... + 2272422.

It is an arithmetic number, because the mean of its divisors is an integer number (90537174).

Almost surely, 2^1061112263 is an apocalyptic number.

1061112263 is a deficient number, since it is larger than the sum of its proper divisors (25333825).

1061112263 is an frugal number, since it uses more digits than its factorization.

1061112263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1061112263 is about 32574.7181568774. The cubic root of 1061112263 is about 1019.9693259390.

Adding to 1061112263 its reverse (3622111601), we get a palindrome (4683223864).

The spelling of 1061112263 in words is "one billion, sixty-one million, one hundred twelve thousand, two hundred sixty-three".