13142522 has 8 divisors (see below), whose sum is σ = 20570976. Its totient is φ = 6285532.

The previous prime is 13142473. The next prime is 13142537. The reversal of 13142522 is 22524131.

13142522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13142494 and 13142503.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142808 + ... + 142899.

It is an arithmetic number, because the mean of its divisors is an integer number (2571372).

Almost surely, 2^13142522 is an apocalyptic number.

13142522 is a deficient number, since it is larger than the sum of its proper divisors (7428454).

13142522 is a wasteful number, since it uses less digits than its factorization.

13142522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285732.

The product of its digits is 480, while the sum is 20.

The square root of 13142522 is about 3625.2616457299. The cubic root of 13142522 is about 235.9896217786.

Adding to 13142522 its reverse (22524131), we get a palindrome (35666653).

The spelling of 13142522 in words is "thirteen million, one hundred forty-two thousand, five hundred twenty-two".