14156542 has 4 divisors (see below), whose sum is σ = 21234816. Its totient is φ = 7078270.

The previous prime is 14156537. The next prime is 14156543. The reversal of 14156542 is 24565141.

14156542 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: 24565141 = 821 ⋅29921.

It is a self number, because there is not a number n which added to its sum of digits gives 14156542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14156543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3539134 + ... + 3539137.

It is an arithmetic number, because the mean of its divisors is an integer number (5308704).

Almost surely, 2^14156542 is an apocalyptic number.

14156542 is a deficient number, since it is larger than the sum of its proper divisors (7078274).

14156542 is an equidigital number, since it uses as much as digits as its factorization.

14156542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7078273.

The product of its digits is 4800, while the sum is 28.

The square root of 14156542 is about 3762.5180398239. The cubic root of 14156542 is about 241.9092048345.

The spelling of 14156542 in words is "fourteen million, one hundred fifty-six thousand, five hundred forty-two".