1112565505 has 4 divisors (see below), whose sum is σ = 1335078612. Its totient is φ = 890052400.

The previous prime is 1112565473. The next prime is 1112565511. The reversal of 1112565505 is 5055652111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5055652111 = 743 ⋅6804377.

It can be written as a sum of positive squares in 2 ways, for example, as 844948624 + 267616881 = 29068^2 + 16359^2 .

It is not a de Polignac number, because 1112565505 - 2⁵ = 1112565473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111256546 + ... + 111256555.

It is an arithmetic number, because the mean of its divisors is an integer number (333769653).

Almost surely, 2^1112565505 is an apocalyptic number.

It is an amenable number.

1112565505 is a deficient number, since it is larger than the sum of its proper divisors (222513107).

1112565505 is an equidigital number, since it uses as much as digits as its factorization.

1112565505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222513106.

The product of its (nonzero) digits is 7500, while the sum is 31.

The square root of 1112565505 is about 33355.1421073273. The cubic root of 1112565505 is about 1036.1958856131.

The spelling of 1112565505 in words is "one billion, one hundred twelve million, five hundred sixty-five thousand, five hundred five".