742203311 has 2 divisors, whose sum is σ = 742203312. Its totient is φ = 742203310.

The previous prime is 742203299. The next prime is 742203331. The reversal of 742203311 is 113302247.

It is a weak prime.

It is an emirp because it is prime and its reverse (113302247) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 742203311 - 2¹⁰ = 742202287 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742203331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371101655 + 371101656.

It is an arithmetic number, because the mean of its divisors is an integer number (371101656).

Almost surely, 2^742203311 is an apocalyptic number.

742203311 is a deficient number, since it is larger than the sum of its proper divisors (1).

742203311 is an equidigital number, since it uses as much as digits as its factorization.

742203311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 742203311 is about 27243.4085789572. The cubic root of 742203311 is about 905.4009846644.

Adding to 742203311 its reverse (113302247), we get a palindrome (855505558).

The spelling of 742203311 in words is "seven hundred forty-two million, two hundred three thousand, three hundred eleven".