5242540501 has 6 divisors (see below), whose sum is σ = 5762462006. Its totient is φ = 4765945800.

The previous prime is 5242540493. The next prime is 5242540517. The reversal of 5242540501 is 1050452425.

It can be written as a sum of positive squares in only one way, i.e., 4465580625 + 776959876 = 66825^2 + 27874^2 .

It is not a de Polignac number, because 5242540501 - 2³ = 5242540493 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 5242540501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5242540561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21663270 + ... + 21663511.

Almost surely, 2^5242540501 is an apocalyptic number.

It is an amenable number.

5242540501 is a deficient number, since it is larger than the sum of its proper divisors (519921505).

5242540501 is a wasteful number, since it uses less digits than its factorization.

5242540501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43326803 (or 43326792 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 5242540501 is about 72405.3899996402. The cubic root of 5242540501 is about 1737.1897761687.

Adding to 5242540501 its reverse (1050452425), we get a palindrome (6292992926).

The spelling of 5242540501 in words is "five billion, two hundred forty-two million, five hundred forty thousand, five hundred one".