497043049 has 2 divisors, whose sum is σ = 497043050. Its totient is φ = 497043048.

The previous prime is 497043023. The next prime is 497043073. The reversal of 497043049 is 940340794.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 444914649 + 52128400 = 21093^2 + 7220^2 .

It is a cyclic number.

It is not a de Polignac number, because 497043049 - 2⁹ = 497042537 is a prime.

It is not a weakly prime, because it can be changed into another prime (497043649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248521524 + 248521525.

It is an arithmetic number, because the mean of its divisors is an integer number (248521525).

Almost surely, 2^497043049 is an apocalyptic number.

It is an amenable number.

497043049 is a deficient number, since it is larger than the sum of its proper divisors (1).

497043049 is an equidigital number, since it uses as much as digits as its factorization.

497043049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 497043049 is about 22294.4622944802. The cubic root of 497043049 is about 792.1328090932.

The spelling of 497043049 in words is "four hundred ninety-seven million, forty-three thousand, forty-nine".