1045331326 has 64 divisors (see below), whose sum is σ = 1882258560. Its totient is φ = 430755840.

The previous prime is 1045331321. The next prime is 1045331327. The reversal of 1045331326 is 6231335401.

It is a super-2 number, since 2×1045331326² = 2185435162233836552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1045331294 and 1045331303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045331321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 669735 + ... + 671293.

It is an arithmetic number, because the mean of its divisors is an integer number (29410290).

Almost surely, 2^1045331326 is an apocalyptic number.

1045331326 is a deficient number, since it is larger than the sum of its proper divisors (836927234).

1045331326 is a wasteful number, since it uses less digits than its factorization.

1045331326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 1045331326 is about 32331.5840317173. The cubic root of 1045331326 is about 1014.8876985121.

Adding to 1045331326 its reverse (6231335401), we get a palindrome (7276666727).

The spelling of 1045331326 in words is "one billion, forty-five million, three hundred thirty-one thousand, three hundred twenty-six".