13455542 has 4 divisors (see below), whose sum is σ = 20183316. Its totient is φ = 6727770.

The previous prime is 13455539. The next prime is 13455577. The reversal of 13455542 is 24555431.

13455542 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, and also an emirpimes, since its reverse is a distinct semiprime: 24555431 = 29 ⋅846739.

It is a super-2 number, since 2×13455542² = 362103221027528, which contains 22 as substring.

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, 3363884 + ... + 3363887.

It is an arithmetic number, because the mean of its divisors is an integer number (5045829).

Almost surely, 2^13455542 is an apocalyptic number.

13455542 is a deficient number, since it is larger than the sum of its proper divisors (6727774).

13455542 is an equidigital number, since it uses as much as digits as its factorization.

13455542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6727773.

The product of its digits is 12000, while the sum is 29.

The square root of 13455542 is about 3668.1796575413. The cubic root of 13455542 is about 237.8484900632.

It can be divided in two parts, 1 and 3455542, that added together give a palindrome (3455543).

The spelling of 13455542 in words is "thirteen million, four hundred fifty-five thousand, five hundred forty-two".