742111663 has 2 divisors, whose sum is σ = 742111664. Its totient is φ = 742111662.

The previous prime is 742111609. The next prime is 742111691. The reversal of 742111663 is 366111247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 742111663 - 2¹³ = 742103471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742111763) 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, 371055831 + 371055832.

It is an arithmetic number, because the mean of its divisors is an integer number (371055832).

Almost surely, 2^742111663 is an apocalyptic number.

742111663 is a deficient number, since it is larger than the sum of its proper divisors (1).

742111663 is an equidigital number, since it uses as much as digits as its factorization.

742111663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 742111663 is about 27241.7265054915. The cubic root of 742111663 is about 905.3637165269.

The spelling of 742111663 in words is "seven hundred forty-two million, one hundred eleven thousand, six hundred sixty-three".