1329670353 has 16 divisors (see below), whose sum is σ = 1953220032. Its totient is φ = 797880000.

The previous prime is 1329670343. The next prime is 1329670357. The reversal of 1329670353 is 3530769231.

It is not a de Polignac number, because 1329670353 - 2⁴ = 1329670337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1329670357) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 196138 + ... + 202803.

It is an arithmetic number, because the mean of its divisors is an integer number (122076252).

Almost surely, 2^1329670353 is an apocalyptic number.

It is an amenable number.

1329670353 is a deficient number, since it is larger than the sum of its proper divisors (623549679).

1329670353 is a wasteful number, since it uses less digits than its factorization.

1329670353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399056.

The product of its (nonzero) digits is 102060, while the sum is 39.

The square root of 1329670353 is about 36464.6452471432. The cubic root of 1329670353 is about 1099.6335840190.

The spelling of 1329670353 in words is "one billion, three hundred twenty-nine million, six hundred seventy thousand, three hundred fifty-three".