1321153422 has 8 divisors (see below), whose sum is σ = 2642306856. Its totient is φ = 440384472.

The previous prime is 1321153367. The next prime is 1321153423. The reversal of 1321153422 is 2243511231.

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

1321153422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1321153392 and 1321153401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321153423) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 110096113 + ... + 110096124.

It is an arithmetic number, because the mean of its divisors is an integer number (330288357).

Almost surely, 2^1321153422 is an apocalyptic number.

1321153422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1321153422 is a wasteful number, since it uses less digits than its factorization.

1321153422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220192242.

The product of its digits is 1440, while the sum is 24.

The square root of 1321153422 is about 36347.6742309601. The cubic root of 1321153422 is about 1097.2807273950.

Adding to 1321153422 its reverse (2243511231), we get a palindrome (3564664653).

The spelling of 1321153422 in words is "one billion, three hundred twenty-one million, one hundred fifty-three thousand, four hundred twenty-two".