1413402321 has 16 divisors (see below), whose sum is σ = 2004355584. Its totient is φ = 882856704.

The previous prime is 1413402317. The next prime is 1413402323. The reversal of 1413402321 is 1232043141.

It is not a de Polignac number, because 1413402321 - 2² = 1413402317 is a prime.

It is a super-2 number, since 2×1413402321² = 3995412242016374082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1413402323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50766 + ... + 73511.

It is an arithmetic number, because the mean of its divisors is an integer number (125272224).

Almost surely, 2^1413402321 is an apocalyptic number.

It is an amenable number.

1413402321 is a deficient number, since it is larger than the sum of its proper divisors (590953263).

1413402321 is a wasteful number, since it uses less digits than its factorization.

1413402321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124520.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1413402321 is about 37595.2433294426. The cubic root of 1413402321 is about 1122.2473796889.

Adding to 1413402321 its reverse (1232043141), we get a palindrome (2645445462).

The spelling of 1413402321 in words is "one billion, four hundred thirteen million, four hundred two thousand, three hundred twenty-one".