1064328399 has 6 divisors (see below), whose sum is σ = 1537363256. Its totient is φ = 709552260.

The previous prime is 1064328341. The next prime is 1064328403. The reversal of 1064328399 is 9938234601.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1064328399 is a prime.

It is a super-2 number, since 2×1064328399² = 2265589881835806402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064328599) 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, 59129347 + ... + 59129364.

Almost surely, 2^1064328399 is an apocalyptic number.

1064328399 is a deficient number, since it is larger than the sum of its proper divisors (473034857).

1064328399 is a wasteful number, since it uses less digits than its factorization.

1064328399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118258717 (or 118258714 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 1064328399 is about 32624.0463308891. The cubic root of 1064328399 is about 1020.9987650765.

The spelling of 1064328399 in words is "one billion, sixty-four million, three hundred twenty-eight thousand, three hundred ninety-nine".