1330451532 has 36 divisors (see below), whose sum is σ = 3370423056. Its totient is φ = 442516320.

The previous prime is 1330451503. The next prime is 1330451539. The reversal of 1330451532 is 2351540331.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1330451532² = 3540202558002294048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1330451496 and 1330451505.

It is not an unprimeable number, because it can be changed into a prime (1330451539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23488 + ... + 56679.

Almost surely, 2^1330451532 is an apocalyptic number.

1330451532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1330451532 is an abundant number, since it is smaller than the sum of its proper divisors (2039971524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1330451532 is a wasteful number, since it uses less digits than its factorization.

1330451532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80638 (or 80633 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1330451532 is about 36475.3551319243. The cubic root of 1330451532 is about 1099.8488861285.

Adding to 1330451532 its reverse (2351540331), we get a palindrome (3681991863).

The spelling of 1330451532 in words is "one billion, three hundred thirty million, four hundred fifty-one thousand, five hundred thirty-two".