1329151630 has 32 divisors (see below), whose sum is σ = 2535123744. Its totient is φ = 500007936.

The previous prime is 1329151627. The next prime is 1329151639. The reversal of 1329151630 is 361519231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1329151592 and 1329151601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1329151639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336849 + ... + 340771.

It is an arithmetic number, because the mean of its divisors is an integer number (79222617).

Almost surely, 2^1329151630 is an apocalyptic number.

1329151630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1329151630 is a deficient number, since it is larger than the sum of its proper divisors (1205972114).

1329151630 is a wasteful number, since it uses less digits than its factorization.

1329151630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5940.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1329151630 is about 36457.5318692859. The cubic root of 1329151630 is about 1099.4905712738.

The spelling of 1329151630 in words is "one billion, three hundred twenty-nine million, one hundred fifty-one thousand, six hundred thirty".