1320326853 has 8 divisors (see below), whose sum is σ = 1853090400. Its totient is φ = 833890608.

The previous prime is 1320326851. The next prime is 1320326869. The reversal of 1320326853 is 3586230231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1320326853 - 2¹ = 1320326851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320326851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11581758 + ... + 11581871.

It is an arithmetic number, because the mean of its divisors is an integer number (231636300).

Almost surely, 2^1320326853 is an apocalyptic number.

It is an amenable number.

1320326853 is a deficient number, since it is larger than the sum of its proper divisors (532763547).

1320326853 is a wasteful number, since it uses less digits than its factorization.

1320326853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23163651.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 1320326853 is about 36336.3021371190. The cubic root of 1320326853 is about 1097.0518447051.

The spelling of 1320326853 in words is "one billion, three hundred twenty million, three hundred twenty-six thousand, eight hundred fifty-three".