497743423 has 2 divisors, whose sum is σ = 497743424. Its totient is φ = 497743422.

The previous prime is 497743387. The next prime is 497743429. The reversal of 497743423 is 324347794.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497743423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 497743423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (497743429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248871711 + 248871712.

It is an arithmetic number, because the mean of its divisors is an integer number (248871712).

Almost surely, 2^497743423 is an apocalyptic number.

497743423 is a deficient number, since it is larger than the sum of its proper divisors (1).

497743423 is an equidigital number, since it uses as much as digits as its factorization.

497743423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 43.

The square root of 497743423 is about 22310.1641186254. The cubic root of 497743423 is about 792.5046942837.

It can be divided in two parts, 4977 and 43423, that added together give a square (48400 = 220²).

The spelling of 497743423 in words is "four hundred ninety-seven million, seven hundred forty-three thousand, four hundred twenty-three".