363440023 has 2 divisors, whose sum is σ = 363440024. Its totient is φ = 363440022.

The previous prime is 363439987. The next prime is 363440029. The reversal of 363440023 is 320044363.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-363440023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 363440023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (363440029) 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, 181720011 + 181720012.

It is an arithmetic number, because the mean of its divisors is an integer number (181720012).

Almost surely, 2^363440023 is an apocalyptic number.

363440023 is a deficient number, since it is larger than the sum of its proper divisors (1).

363440023 is an equidigital number, since it uses as much as digits as its factorization.

363440023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 363440023 is about 19064.1029948959. The cubic root of 363440023 is about 713.6373695706.

Adding to 363440023 its reverse (320044363), we get a palindrome (683484386).

The spelling of 363440023 in words is "three hundred sixty-three million, four hundred forty thousand, twenty-three".