1413312643 has 4 divisors (see below), whose sum is σ = 1451510320. Its totient is φ = 1375114968.

The previous prime is 1413312619. The next prime is 1413312689. The reversal of 1413312643 is 3462133141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3462133141 = 61 ⋅56756281.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1413312643 is a prime.

It is a super-3 number, since 3×1413312643³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1413312143) 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, 19098783 + ... + 19098856.

It is an arithmetic number, because the mean of its divisors is an integer number (362877580).

Almost surely, 2^1413312643 is an apocalyptic number.

1413312643 is a deficient number, since it is larger than the sum of its proper divisors (38197677).

1413312643 is an equidigital number, since it uses as much as digits as its factorization.

1413312643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38197676.

The product of its digits is 5184, while the sum is 28.

The square root of 1413312643 is about 37594.0506330456. The cubic root of 1413312643 is about 1122.2236442840.

Adding to 1413312643 its reverse (3462133141), we get a palindrome (4875445784).

The spelling of 1413312643 in words is "one billion, four hundred thirteen million, three hundred twelve thousand, six hundred forty-three".