5101442 has 4 divisors (see below), whose sum is σ = 7652166. Its totient is φ = 2550720.

The previous prime is 5101441. The next prime is 5101451. The reversal of 5101442 is 2441015.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2441015 = 5 ⋅488203.

It can be written as a sum of positive squares in only one way, i.e., 4414201 + 687241 = 2101^2 + 829^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5101442.

It is not an unprimeable number, because it can be changed into a prime (5101441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275359 + ... + 1275362.

Almost surely, 2^5101442 is an apocalyptic number.

5101442 is a deficient number, since it is larger than the sum of its proper divisors (2550724).

5101442 is a wasteful number, since it uses less digits than its factorization.

5101442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2550723.

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

The square root of 5101442 is about 2258.6371997291. The cubic root of 5101442 is about 172.1462835210.

Adding to 5101442 its reverse (2441015), we get a palindrome (7542457).

The spelling of 5101442 in words is "five million, one hundred one thousand, four hundred forty-two".