1120732899 has 16 divisors (see below), whose sum is σ = 1755554304. Its totient is φ = 626983200.

The previous prime is 1120732897. The next prime is 1120732933. The reversal of 1120732899 is 9982370211.

It is not a de Polignac number, because 1120732899 - 2¹ = 1120732897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1120732899.

It is not an unprimeable number, because it can be changed into a prime (1120732897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1305787 + ... + 1306644.

It is an arithmetic number, because the mean of its divisors is an integer number (109722144).

Almost surely, 2^1120732899 is an apocalyptic number.

1120732899 is a deficient number, since it is larger than the sum of its proper divisors (634821405).

1120732899 is a wasteful number, since it uses less digits than its factorization.

1120732899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612458.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 1120732899 is about 33477.3490437938. The cubic root of 1120732899 is about 1038.7252932242.

The spelling of 1120732899 in words is "one billion, one hundred twenty million, seven hundred thirty-two thousand, eight hundred ninety-nine".