5123305501 has 2 divisors, whose sum is σ = 5123305502. Its totient is φ = 5123305500.

The previous prime is 5123305493. The next prime is 5123305513. The reversal of 5123305501 is 1055033215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4606879876 + 516425625 = 67874^2 + 22725^2 .

It is a cyclic number.

It is not a de Polignac number, because 5123305501 - 2³ = 5123305493 is a prime.

It is a super-2 number, since 2×5123305501² = 52496518513153722002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5123308501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2561652750 + 2561652751.

It is an arithmetic number, because the mean of its divisors is an integer number (2561652751).

Almost surely, 2^5123305501 is an apocalyptic number.

It is an amenable number.

5123305501 is a deficient number, since it is larger than the sum of its proper divisors (1).

5123305501 is an equidigital number, since it uses as much as digits as its factorization.

5123305501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 5123305501 is about 71577.2694435880. The cubic root of 5123305501 is about 1723.9185829638.

Adding to 5123305501 its reverse (1055033215), we get a palindrome (6178338716).

The spelling of 5123305501 in words is "five billion, one hundred twenty-three million, three hundred five thousand, five hundred one".