506101643 has 2 divisors, whose sum is σ = 506101644. Its totient is φ = 506101642.

The previous prime is 506101597. The next prime is 506101667. The reversal of 506101643 is 346101605.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 506101643 - 2¹⁶ = 506036107 is a prime.

It is a super-2 number, since 2×506101643² = 512277746094598898, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (506121643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253050821 + 253050822.

It is an arithmetic number, because the mean of its divisors is an integer number (253050822).

Almost surely, 2^506101643 is an apocalyptic number.

506101643 is a deficient number, since it is larger than the sum of its proper divisors (1).

506101643 is an equidigital number, since it uses as much as digits as its factorization.

506101643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 506101643 is about 22496.7029362082. The cubic root of 506101643 is about 796.9160660277.

The spelling of 506101643 in words is "five hundred six million, one hundred one thousand, six hundred forty-three".