5142235321 has 8 divisors (see below), whose sum is σ = 5333507784. Its totient is φ = 4953715200.

The previous prime is 5142235309. The next prime is 5142235363. The reversal of 5142235321 is 1235322415.

It can be written as a sum of positive squares in 4 ways, for example, as 2851560000 + 2290675321 = 53400^2 + 47861^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5142235321 - 2⁵ = 5142235289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5142235321.

It is not an unprimeable number, because it can be changed into a prime (5142235381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 684280 + ... + 691753.

It is an arithmetic number, because the mean of its divisors is an integer number (666688473).

Almost surely, 2^5142235321 is an apocalyptic number.

It is an amenable number.

5142235321 is a deficient number, since it is larger than the sum of its proper divisors (191272463).

5142235321 is a wasteful number, since it uses less digits than its factorization.

5142235321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376171.

The product of its digits is 7200, while the sum is 28.

The square root of 5142235321 is about 71709.3809832437. The cubic root of 5142235321 is about 1726.0391773660.

Adding to 5142235321 its reverse (1235322415), we get a palindrome (6377557736).

The spelling of 5142235321 in words is "five billion, one hundred forty-two million, two hundred thirty-five thousand, three hundred twenty-one".