13430542 has 4 divisors (see below), whose sum is σ = 20145816. Its totient is φ = 6715270.

The previous prime is 13430539. The next prime is 13430581. The reversal of 13430542 is 24503431.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3357634 + ... + 3357637.

It is an arithmetic number, because the mean of its divisors is an integer number (5036454).

Almost surely, 2^13430542 is an apocalyptic number.

13430542 is a deficient number, since it is larger than the sum of its proper divisors (6715274).

13430542 is an equidigital number, since it uses as much as digits as its factorization.

13430542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6715273.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 13430542 is about 3664.7703884418. The cubic root of 13430542 is about 237.7010935806.

Adding to 13430542 its reverse (24503431), we get a palindrome (37933973).

The spelling of 13430542 in words is "thirteen million, four hundred thirty thousand, five hundred forty-two".