1320450532 has 6 divisors (see below), whose sum is σ = 2310788438. Its totient is φ = 660225264.

The previous prime is 1320450517. The next prime is 1320450553. The reversal of 1320450532 is 2350540231.

It can be written as a sum of positive squares in only one way, i.e., 891380736 + 429069796 = 29856^2 + 20714^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1320450497 and 1320450506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165056313 + ... + 165056320.

Almost surely, 2^1320450532 is an apocalyptic number.

It is an amenable number.

1320450532 is a deficient number, since it is larger than the sum of its proper divisors (990337906).

1320450532 is a wasteful number, since it uses less digits than its factorization.

1320450532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330112637 (or 330112635 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1320450532 is about 36338.0039627936. The cubic root of 1320450532 is about 1097.0860983543.

Adding to 1320450532 its reverse (2350540231), we get a palindrome (3670990763).

It can be divided in two parts, 13204 and 50532, that added together give a palindrome (63736).

The spelling of 1320450532 in words is "one billion, three hundred twenty million, four hundred fifty thousand, five hundred thirty-two".