1120913837 has 4 divisors (see below), whose sum is σ = 1125724860. Its totient is φ = 1116102816.

The previous prime is 1120913831. The next prime is 1120913851. The reversal of 1120913837 is 7383190211.

It is a happy number.

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 586656841 + 534256996 = 24221^2 + 23114^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120913837 - 2⁴ = 1120913821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120913797 and 1120913806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120913831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2405162 + ... + 2405627.

It is an arithmetic number, because the mean of its divisors is an integer number (281431215).

Almost surely, 2^1120913837 is an apocalyptic number.

It is an amenable number.

1120913837 is a deficient number, since it is larger than the sum of its proper divisors (4811023).

1120913837 is an equidigital number, since it uses as much as digits as its factorization.

1120913837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4811022.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 1120913837 is about 33480.0513291124. The cubic root of 1120913837 is about 1038.7811896124.

The spelling of 1120913837 in words is "one billion, one hundred twenty million, nine hundred thirteen thousand, eight hundred thirty-seven".