5001223541 has 2 divisors, whose sum is σ = 5001223542. Its totient is φ = 5001223540.

The previous prime is 5001223537. The next prime is 5001223543. The reversal of 5001223541 is 1453221005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3930036100 + 1071187441 = 62690^2 + 32729^2 .

It is a cyclic number.

It is not a de Polignac number, because 5001223541 - 2² = 5001223537 is a prime.

It is a Sophie Germain prime.

Together with 5001223543, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5001223543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500611770 + 2500611771.

It is an arithmetic number, because the mean of its divisors is an integer number (2500611771).

Almost surely, 2^5001223541 is an apocalyptic number.

It is an amenable number.

5001223541 is a deficient number, since it is larger than the sum of its proper divisors (1).

5001223541 is an equidigital number, since it uses as much as digits as its factorization.

5001223541 is an evil number, because the sum of its binary digits is even.

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

The square root of 5001223541 is about 70719.3293308131. The cubic root of 5001223541 is about 1710.1154170128.

Adding to 5001223541 its reverse (1453221005), we get a palindrome (6454444546).

The spelling of 5001223541 in words is "five billion, one million, two hundred twenty-three thousand, five hundred forty-one".