13466542 has 4 divisors (see below), whose sum is σ = 20199816. Its totient is φ = 6733270.

The previous prime is 13466539. The next prime is 13466627. The reversal of 13466542 is 24566431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24566431 = 313 ⋅78487.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 3366634 + ... + 3366637.

It is an arithmetic number, because the mean of its divisors is an integer number (5049954).

Almost surely, 2^13466542 is an apocalyptic number.

13466542 is a deficient number, since it is larger than the sum of its proper divisors (6733274).

13466542 is an equidigital number, since it uses as much as digits as its factorization.

13466542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6733273.

The product of its digits is 17280, while the sum is 31.

The square root of 13466542 is about 3669.6787325323. The cubic root of 13466542 is about 237.9132866790.

The spelling of 13466542 in words is "thirteen million, four hundred sixty-six thousand, five hundred forty-two".