1321160152 has 32 divisors (see below), whose sum is σ = 2688119280. Its totient is φ = 605105280.

The previous prime is 1321160131. The next prime is 1321160161. The reversal of 1321160152 is 2510611231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34863 + ... + 62110.

Almost surely, 2^1321160152 is an apocalyptic number.

It is an amenable number.

1321160152 is an abundant number, since it is smaller than the sum of its proper divisors (1366959128).

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

1321160152 is a wasteful number, since it uses less digits than its factorization.

1321160152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97123 (or 97119 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1321160152 is about 36347.7668089802. The cubic root of 1321160152 is about 1097.2825905869.

Adding to 1321160152 its reverse (2510611231), we get a palindrome (3831771383).

The spelling of 1321160152 in words is "one billion, three hundred twenty-one million, one hundred sixty thousand, one hundred fifty-two".