501223013933 has 2 divisors, whose sum is σ = 501223013934. Its totient is φ = 501223013932.

The previous prime is 501223013911. The next prime is 501223014049. The reversal of 501223013933 is 339310322105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 475654364329 + 25568649604 = 689677^2 + 159902^2 .

It is a cyclic number.

It is not a de Polignac number, because 501223013933 - 2⁸ = 501223013677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 501223013933.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501223012933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250611506966 + 250611506967.

It is an arithmetic number, because the mean of its divisors is an integer number (250611506967).

Almost surely, 2^501223013933 is an apocalyptic number.

It is an amenable number.

501223013933 is a deficient number, since it is larger than the sum of its proper divisors (1).

501223013933 is an equidigital number, since it uses as much as digits as its factorization.

501223013933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 32.

The spelling of 501223013933 in words is "five hundred one billion, two hundred twenty-three million, thirteen thousand, nine hundred thirty-three".