497492197 has 2 divisors, whose sum is σ = 497492198. Its totient is φ = 497492196.

The previous prime is 497492183. The next prime is 497492249. The reversal of 497492197 is 791294794.

It is an a-pointer prime, because the next prime (497492249) can be obtained adding 497492197 to its sum of digits (52).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278422596 + 219069601 = 16686^2 + 14801^2 .

It is a cyclic number.

It is not a de Polignac number, because 497492197 - 2¹⁵ = 497459429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (497492117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248746098 + 248746099.

It is an arithmetic number, because the mean of its divisors is an integer number (248746099).

Almost surely, 2^497492197 is an apocalyptic number.

It is an amenable number.

497492197 is a deficient number, since it is larger than the sum of its proper divisors (1).

497492197 is an equidigital number, since it uses as much as digits as its factorization.

497492197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1143072, while the sum is 52.

The square root of 497492197 is about 22304.5331042817. The cubic root of 497492197 is about 792.3713382336.

The spelling of 497492197 in words is "four hundred ninety-seven million, four hundred ninety-two thousand, one hundred ninety-seven".