1120406099 has 4 divisors (see below), whose sum is σ = 1122106920. Its totient is φ = 1118705280.

The previous prime is 1120406083. The next prime is 1120406101. The reversal of 1120406099 is 9906040211.

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 1120406099 - 2⁴ = 1120406083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120406009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 849422 + ... + 850739.

It is an arithmetic number, because the mean of its divisors is an integer number (280526730).

Almost surely, 2^1120406099 is an apocalyptic number.

1120406099 is a deficient number, since it is larger than the sum of its proper divisors (1700821).

1120406099 is an equidigital number, since it uses as much as digits as its factorization.

1120406099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700820.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 1120406099 is about 33472.4677757706. The cubic root of 1120406099 is about 1038.6243210758.

The spelling of 1120406099 in words is "one billion, one hundred twenty million, four hundred six thousand, ninety-nine".