506161363 has 2 divisors, whose sum is σ = 506161364. Its totient is φ = 506161362.

The previous prime is 506161361. The next prime is 506161457. The reversal of 506161363 is 363161605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 506161363 - 2¹ = 506161361 is a prime.

Together with 506161361, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (506161361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253080681 + 253080682.

It is an arithmetic number, because the mean of its divisors is an integer number (253080682).

Almost surely, 2^506161363 is an apocalyptic number.

506161363 is a deficient number, since it is larger than the sum of its proper divisors (1).

506161363 is an equidigital number, since it uses as much as digits as its factorization.

506161363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 506161363 is about 22498.0302026644. The cubic root of 506161363 is about 796.9474101634.

The spelling of 506161363 in words is "five hundred six million, one hundred sixty-one thousand, three hundred sixty-three".