1130330731 has 6 divisors (see below), whose sum is σ = 1200732260. Its totient is φ = 1063840416.

The previous prime is 1130330717. The next prime is 1130330741. The reversal of 1130330731 is 1370330311.

It is not a de Polignac number, because 1130330731 - 2⁹ = 1130330219 is a prime.

It is a super-2 number, since 2×1130330731² = 2555295122885988722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130330741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1955301 + ... + 1955878.

Almost surely, 2^1130330731 is an apocalyptic number.

1130330731 is a deficient number, since it is larger than the sum of its proper divisors (70401529).

1130330731 is an equidigital number, since it uses as much as digits as its factorization.

1130330731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3911213 (or 3911196 counting only the distinct ones).

The product of its (nonzero) digits is 567, while the sum is 22.

The square root of 1130330731 is about 33620.3915949829. The cubic root of 1130330731 is about 1041.6820447806.

The spelling of 1130330731 in words is "one billion, one hundred thirty million, three hundred thirty thousand, seven hundred thirty-one".