1326129832 has 8 divisors (see below), whose sum is σ = 2486493450. Its totient is φ = 663064912.

The previous prime is 1326129737. The next prime is 1326129853. The reversal of 1326129832 is 2389216231.

It can be written as a sum of positive squares in only one way, i.e., 859310596 + 466819236 = 29314^2 + 21606^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1326129791 and 1326129800.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82883107 + ... + 82883122.

Almost surely, 2^1326129832 is an apocalyptic number.

It is an amenable number.

1326129832 is a deficient number, since it is larger than the sum of its proper divisors (1160363618).

1326129832 is a wasteful number, since it uses less digits than its factorization.

1326129832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165766235 (or 165766231 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 1326129832 is about 36416.0655755121. The cubic root of 1326129832 is about 1098.6567162167.

The spelling of 1326129832 in words is "one billion, three hundred twenty-six million, one hundred twenty-nine thousand, eight hundred thirty-two".