1413134321 has 4 divisors (see below), whose sum is σ = 1414121892. Its totient is φ = 1412146752.

The previous prime is 1413134297. The next prime is 1413134351. The reversal of 1413134321 is 1234313141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 909625600 + 503508721 = 30160^2 + 22439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1413134321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1413134351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491636 + ... + 494501.

It is an arithmetic number, because the mean of its divisors is an integer number (353530473).

Almost surely, 2^1413134321 is an apocalyptic number.

It is an amenable number.

1413134321 is a deficient number, since it is larger than the sum of its proper divisors (987571).

1413134321 is an equidigital number, since it uses as much as digits as its factorization.

1413134321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987570.

The product of its digits is 864, while the sum is 23.

The square root of 1413134321 is about 37591.6788797734. The cubic root of 1413134321 is about 1122.1764441633.

Adding to 1413134321 its reverse (1234313141), we get a palindrome (2647447462).

The spelling of 1413134321 in words is "one billion, four hundred thirteen million, one hundred thirty-four thousand, three hundred twenty-one".