13462643 has 4 divisors (see below), whose sum is σ = 13512960. Its totient is φ = 13412328.

The previous prime is 13462619. The next prime is 13462663. The reversal of 13462643 is 34626431.

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

It is a cyclic number.

It is not a de Polignac number, because 13462643 - 2⁸ = 13462387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13462663) 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, 24755 + ... + 25292.

It is an arithmetic number, because the mean of its divisors is an integer number (3378240).

Almost surely, 2^13462643 is an apocalyptic number.

13462643 is a deficient number, since it is larger than the sum of its proper divisors (50317).

13462643 is an equidigital number, since it uses as much as digits as its factorization.

13462643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50316.

The product of its digits is 10368, while the sum is 29.

The square root of 13462643 is about 3669.1474486589. The cubic root of 13462643 is about 237.8903232624.

The spelling of 13462643 in words is "thirteen million, four hundred sixty-two thousand, six hundred forty-three".