742543283 has 2 divisors, whose sum is σ = 742543284. Its totient is φ = 742543282.

The previous prime is 742543253. The next prime is 742543297. The reversal of 742543283 is 382345247.

742543283 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (382345247) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 742543283 - 2²⁸ = 474107827 is a prime.

It is not a weakly prime, because it can be changed into another prime (742543253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371271641 + 371271642.

It is an arithmetic number, because the mean of its divisors is an integer number (371271642).

Almost surely, 2^742543283 is an apocalyptic number.

742543283 is a deficient number, since it is larger than the sum of its proper divisors (1).

742543283 is an equidigital number, since it uses as much as digits as its factorization.

742543283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 38.

The square root of 742543283 is about 27249.6473922141. The cubic root of 742543283 is about 905.5392055501.

The spelling of 742543283 in words is "seven hundred forty-two million, five hundred forty-three thousand, two hundred eighty-three".