502813841 has 2 divisors, whose sum is σ = 502813842. Its totient is φ = 502813840.

The previous prime is 502813819. The next prime is 502813847. The reversal of 502813841 is 148318205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 408646225 + 94167616 = 20215^2 + 9704^2 .

It is a cyclic number.

It is not a de Polignac number, because 502813841 - 2²⁶ = 435704977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 502813798 and 502813807.

It is not a weakly prime, because it can be changed into another prime (502813847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251406920 + 251406921.

It is an arithmetic number, because the mean of its divisors is an integer number (251406921).

Almost surely, 2^502813841 is an apocalyptic number.

It is an amenable number.

502813841 is a deficient number, since it is larger than the sum of its proper divisors (1).

502813841 is an equidigital number, since it uses as much as digits as its factorization.

502813841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 502813841 is about 22423.5108981622. The cubic root of 502813841 is about 795.1866397234.

The spelling of 502813841 in words is "five hundred two million, eight hundred thirteen thousand, eight hundred forty-one".