1120506413 has 4 divisors (see below), whose sum is σ = 1206699228. Its totient is φ = 1034313600.

The previous prime is 1120506403. The next prime is 1120506421. The reversal of 1120506413 is 3146050211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 353327209 + 767179204 = 18797^2 + 27698^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120506413 - 2²⁶ = 1053397549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120506403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43096388 + ... + 43096413.

It is an arithmetic number, because the mean of its divisors is an integer number (301674807).

Almost surely, 2^1120506413 is an apocalyptic number.

1120506413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1120506413 is a deficient number, since it is larger than the sum of its proper divisors (86192815).

1120506413 is an equidigital number, since it uses as much as digits as its factorization.

1120506413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86192814.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1120506413 is about 33473.9661976289. The cubic root of 1120506413 is about 1038.6553174116.

Adding to 1120506413 its reverse (3146050211), we get a palindrome (4266556624).

The spelling of 1120506413 in words is "one billion, one hundred twenty million, five hundred six thousand, four hundred thirteen".