523381367 has 2 divisors, whose sum is σ = 523381368. Its totient is φ = 523381366.

The previous prime is 523381361. The next prime is 523381381. The reversal of 523381367 is 763183325.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 523381367 - 2⁶ = 523381303 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 523381367.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523381361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261690683 + 261690684.

It is an arithmetic number, because the mean of its divisors is an integer number (261690684).

Almost surely, 2^523381367 is an apocalyptic number.

523381367 is a deficient number, since it is larger than the sum of its proper divisors (1).

523381367 is an equidigital number, since it uses as much as digits as its factorization.

523381367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 38.

The square root of 523381367 is about 22877.5297398998. The cubic root of 523381367 is about 805.8844063919.

The spelling of 523381367 in words is "five hundred twenty-three million, three hundred eighty-one thousand, three hundred sixty-seven".