1120633243 has 4 divisors (see below), whose sum is σ = 1179613960. Its totient is φ = 1061652528.

The previous prime is 1120633237. The next prime is 1120633247. The reversal of 1120633243 is 3423360211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1120633243 - 2⁵ = 1120633211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120633247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29490330 + ... + 29490367.

It is an arithmetic number, because the mean of its divisors is an integer number (294903490).

Almost surely, 2^1120633243 is an apocalyptic number.

1120633243 is a deficient number, since it is larger than the sum of its proper divisors (58980717).

1120633243 is an equidigital number, since it uses as much as digits as its factorization.

1120633243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58980716.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 1120633243 is about 33475.8606013348. The cubic root of 1120633243 is about 1038.6945043609.

Adding to 1120633243 its reverse (3423360211), we get a palindrome (4543993454).

The spelling of 1120633243 in words is "one billion, one hundred twenty million, six hundred thirty-three thousand, two hundred forty-three".