1120444999 has 4 divisors (see below), whose sum is σ = 1121473080. Its totient is φ = 1119416920.

The previous prime is 1120444981. The next prime is 1120445033. The reversal of 1120444999 is 9994440211.

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 1120444999 - 2⁹ = 1120444487 is a prime.

It is a super-2 number, since 2×1120444999² = 2510793991568220002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120444979) 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, 512404 + ... + 514585.

It is an arithmetic number, because the mean of its divisors is an integer number (280368270).

Almost surely, 2^1120444999 is an apocalyptic number.

1120444999 is a deficient number, since it is larger than the sum of its proper divisors (1028081).

1120444999 is a wasteful number, since it uses less digits than its factorization.

1120444999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028080.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 1120444999 is about 33473.0488453024. The cubic root of 1120444999 is about 1038.6363411278.

The spelling of 1120444999 in words is "one billion, one hundred twenty million, four hundred forty-four thousand, nine hundred ninety-nine".