283388423 has 2 divisors, whose sum is σ = 283388424. Its totient is φ = 283388422.

The previous prime is 283388393. The next prime is 283388431. The reversal of 283388423 is 324883382.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-283388423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (283385423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141694211 + 141694212.

It is an arithmetic number, because the mean of its divisors is an integer number (141694212).

Almost surely, 2^283388423 is an apocalyptic number.

283388423 is a deficient number, since it is larger than the sum of its proper divisors (1).

283388423 is an equidigital number, since it uses as much as digits as its factorization.

283388423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 41.

The square root of 283388423 is about 16834.1445580107. The cubic root of 283388423 is about 656.8416773804.

The spelling of 283388423 in words is "two hundred eighty-three million, three hundred eighty-eight thousand, four hundred twenty-three".