1321003132 has 6 divisors (see below), whose sum is σ = 2311755488. Its totient is φ = 660501564.

The previous prime is 1321003121. The next prime is 1321003141. The reversal of 1321003132 is 2313001231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165125388 + ... + 165125395.

Almost surely, 2^1321003132 is an apocalyptic number.

It is an amenable number.

1321003132 is a deficient number, since it is larger than the sum of its proper divisors (990752356).

1321003132 is a wasteful number, since it uses less digits than its factorization.

1321003132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330250787 (or 330250785 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1321003132 is about 36345.6067771608. The cubic root of 1321003132 is about 1097.2391181538.

Adding to 1321003132 its reverse (2313001231), we get a palindrome (3634004363).

The spelling of 1321003132 in words is "one billion, three hundred twenty-one million, three thousand, one hundred thirty-two".