5120243501 has 4 divisors (see below), whose sum is σ = 5168096352. Its totient is φ = 5072390652.

The previous prime is 5120243477. The next prime is 5120243543. The reversal of 5120243501 is 1053420215.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5120243501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5120243201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23926265 + ... + 23926478.

It is an arithmetic number, because the mean of its divisors is an integer number (1292024088).

Almost surely, 2^5120243501 is an apocalyptic number.

It is an amenable number.

5120243501 is a deficient number, since it is larger than the sum of its proper divisors (47852851).

5120243501 is a wasteful number, since it uses less digits than its factorization.

5120243501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47852850.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5120243501 is about 71555.8767747276. The cubic root of 5120243501 is about 1723.5750748737.

Adding to 5120243501 its reverse (1053420215), we get a palindrome (6173663716).

The spelling of 5120243501 in words is "five billion, one hundred twenty million, two hundred forty-three thousand, five hundred one".