1120213045 has 48 divisors (see below), whose sum is σ = 1700939520. Its totient is φ = 691333632.

The previous prime is 1120213033. The next prime is 1120213049. The reversal of 1120213045 is 5403120211.

It is not a de Polignac number, because 1120213045 - 2⁵ = 1120213013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120213049) 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, 312976 + ... + 316534.

It is an arithmetic number, because the mean of its divisors is an integer number (35436240).

Almost surely, 2^1120213045 is an apocalyptic number.

It is an amenable number.

1120213045 is a deficient number, since it is larger than the sum of its proper divisors (580726475).

1120213045 is a wasteful number, since it uses less digits than its factorization.

1120213045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3634 (or 3611 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1120213045 is about 33469.5838785008. The cubic root of 1120213045 is about 1038.5646635114.

Adding to 1120213045 its reverse (5403120211), we get a palindrome (6523333256).

The spelling of 1120213045 in words is "one billion, one hundred twenty million, two hundred thirteen thousand, forty-five".