5122142 has 4 divisors (see below), whose sum is σ = 7683216. Its totient is φ = 2561070.

The previous prime is 5122141. The next prime is 5122147. The reversal of 5122142 is 2412215.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5122142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5122141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280534 + ... + 1280537.

It is an arithmetic number, because the mean of its divisors is an integer number (1920804).

Almost surely, 2^5122142 is an apocalyptic number.

5122142 is a deficient number, since it is larger than the sum of its proper divisors (2561074).

5122142 is a wasteful number, since it uses less digits than its factorization.

5122142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2561073.

The product of its digits is 160, while the sum is 17.

The square root of 5122142 is about 2263.2149699045. The cubic root of 5122142 is about 172.3788072635.

Adding to 5122142 its reverse (2412215), we get a palindrome (7534357).

The spelling of 5122142 in words is "five million, one hundred twenty-two thousand, one hundred forty-two".