5121442 has 4 divisors (see below), whose sum is σ = 7682166. Its totient is φ = 2560720.

The previous prime is 5121439. The next prime is 5121463. The reversal of 5121442 is 2441215.

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

It can be written as a sum of positive squares in only one way, i.e., 4575321 + 546121 = 2139^2 + 739^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280359 + ... + 1280362.

Almost surely, 2^5121442 is an apocalyptic number.

5121442 is a deficient number, since it is larger than the sum of its proper divisors (2560724).

5121442 is a wasteful number, since it uses less digits than its factorization.

5121442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2560723.

The product of its digits is 320, while the sum is 19.

The square root of 5121442 is about 2263.0603173579. The cubic root of 5121442 is about 172.3709543859.

Adding to 5121442 its reverse (2441215), we get a palindrome (7562657).

The spelling of 5121442 in words is "five million, one hundred twenty-one thousand, four hundred forty-two".