1121500562 has 96 divisors (see below), whose sum is σ = 2235071232. Its totient is φ = 412169472.

The previous prime is 1121500561. The next prime is 1121500573. The reversal of 1121500562 is 2650051211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (1121500561) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2013188 + ... + 2013744.

It is an arithmetic number, because the mean of its divisors is an integer number (23281992).

Almost surely, 2^1121500562 is an apocalyptic number.

1121500562 is a deficient number, since it is larger than the sum of its proper divisors (1113570670).

1121500562 is a wasteful number, since it uses less digits than its factorization.

1121500562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652 (or 639 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1121500562 is about 33488.8124901436. The cubic root of 1121500562 is about 1038.9624026440.

Adding to 1121500562 its reverse (2650051211), we get a palindrome (3771551773).

The spelling of 1121500562 in words is "one billion, one hundred twenty-one million, five hundred thousand, five hundred sixty-two".