1322521413 has 8 divisors (see below), whose sum is σ = 1840029888. Its totient is φ = 843346944.

The previous prime is 1322521397. The next prime is 1322521427. The reversal of 1322521413 is 3141252231.

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

It is not a de Polignac number, because 1322521413 - 2⁴ = 1322521397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322521433) 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, 9583420 + ... + 9583557.

It is an arithmetic number, because the mean of its divisors is an integer number (230003736).

Almost surely, 2^1322521413 is an apocalyptic number.

It is an amenable number.

1322521413 is a deficient number, since it is larger than the sum of its proper divisors (517508475).

1322521413 is a wasteful number, since it uses less digits than its factorization.

1322521413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19167003.

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

The square root of 1322521413 is about 36366.4874987948. The cubic root of 1322521413 is about 1097.6593239398.

Adding to 1322521413 its reverse (3141252231), we get a palindrome (4463773644).

The spelling of 1322521413 in words is "one billion, three hundred twenty-two million, five hundred twenty-one thousand, four hundred thirteen".