742173384503 has 2 divisors, whose sum is σ = 742173384504. Its totient is φ = 742173384502.

The previous prime is 742173384457. The next prime is 742173384509. The reversal of 742173384503 is 305483371247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 742173384503 - 2¹⁴ = 742173368119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742173384509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371086692251 + 371086692252.

It is an arithmetic number, because the mean of its divisors is an integer number (371086692252).

Almost surely, 2^742173384503 is an apocalyptic number.

742173384503 is a deficient number, since it is larger than the sum of its proper divisors (1).

742173384503 is an equidigital number, since it uses as much as digits as its factorization.

742173384503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 742173384503 in words is "seven hundred forty-two billion, one hundred seventy-three million, three hundred eighty-four thousand, five hundred three".