497153443 has 4 divisors (see below), whose sum is σ = 497431288. Its totient is φ = 496875600.

The previous prime is 497153429. The next prime is 497153473. The reversal of 497153443 is 344351794.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497153443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 497153396 and 497153405.

It is not an unprimeable number, because it can be changed into a prime (497153473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136221 + ... + 139822.

It is an arithmetic number, because the mean of its divisors is an integer number (124357822).

Almost surely, 2^497153443 is an apocalyptic number.

497153443 is a deficient number, since it is larger than the sum of its proper divisors (277845).

497153443 is a wasteful number, since it uses less digits than its factorization.

497153443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277844.

The product of its digits is 181440, while the sum is 40.

The square root of 497153443 is about 22296.9379736322. The cubic root of 497153443 is about 792.1914493769.

The spelling of 497153443 in words is "four hundred ninety-seven million, one hundred fifty-three thousand, four hundred forty-three".