13542194 has 4 divisors (see below), whose sum is σ = 20313294. Its totient is φ = 6771096.

The previous prime is 13542161. The next prime is 13542209. The reversal of 13542194 is 49124531.

13542194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 11812969 + 1729225 = 3437^2 + 1315^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3385547 + ... + 3385550.

Almost surely, 2^13542194 is an apocalyptic number.

13542194 is a deficient number, since it is larger than the sum of its proper divisors (6771100).

13542194 is an equidigital number, since it uses as much as digits as its factorization.

13542194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6771099.

The product of its digits is 4320, while the sum is 29.

The square root of 13542194 is about 3679.9720107631. The cubic root of 13542194 is about 238.3579694270.

The spelling of 13542194 in words is "thirteen million, five hundred forty-two thousand, one hundred ninety-four".