13122142 has 8 divisors (see below), whose sum is σ = 21472632. Its totient is φ = 5964600.

The previous prime is 13122133. The next prime is 13122157. The reversal of 13122142 is 24122131.

13122142 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 super-2 number, since 2×13122142² = 344381221336328, 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 in 3 ways as a sum of consecutive naturals, for example, 298209 + ... + 298252.

It is an arithmetic number, because the mean of its divisors is an integer number (2684079).

Almost surely, 2^13122142 is an apocalyptic number.

13122142 is a deficient number, since it is larger than the sum of its proper divisors (8350490).

13122142 is a wasteful number, since it uses less digits than its factorization.

13122142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596474.

The product of its digits is 96, while the sum is 16.

The square root of 13122142 is about 3622.4497235987. The cubic root of 13122142 is about 235.8675762880.

Adding to 13122142 its reverse (24122131), we get a palindrome (37244273).

The spelling of 13122142 in words is "thirteen million, one hundred twenty-two thousand, one hundred forty-two".