1120031313 has 4 divisors (see below), whose sum is σ = 1493375088. Its totient is φ = 746687540.

The previous prime is 1120031287. The next prime is 1120031321. The reversal of 1120031313 is 3131300211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1120031313 - 2¹⁸ = 1119769169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1120031292 and 1120031301.

It is not an unprimeable number, because it can be changed into a prime (1120031113) 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, 186671883 + ... + 186671888.

It is an arithmetic number, because the mean of its divisors is an integer number (373343772).

Almost surely, 2^1120031313 is an apocalyptic number.

It is an amenable number.

1120031313 is a deficient number, since it is larger than the sum of its proper divisors (373343775).

1120031313 is an equidigital number, since it uses as much as digits as its factorization.

1120031313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373343774.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1120031313 is about 33466.8688855112. The cubic root of 1120031313 is about 1038.5084984091.

Adding to 1120031313 its reverse (3131300211), we get a palindrome (4251331524).

The spelling of 1120031313 in words is "one billion, one hundred twenty million, thirty-one thousand, three hundred thirteen".