100500497 has 2 divisors, whose sum is σ = 100500498. Its totient is φ = 100500496.

The previous prime is 100500479. The next prime is 100500511. The reversal of 100500497 is 794005001.

Together with previous prime (100500479) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98585041 + 1915456 = 9929^2 + 1384^2 .

It is an emirp because it is prime and its reverse (794005001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100500497 - 2¹⁰ = 100499473 is a prime.

It is not a weakly prime, because it can be changed into another prime (100500437) 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, 50250248 + 50250249.

It is an arithmetic number, because the mean of its divisors is an integer number (50250249).

Almost surely, 2^100500497 is an apocalyptic number.

It is an amenable number.

100500497 is a deficient number, since it is larger than the sum of its proper divisors (1).

100500497 is an equidigital number, since it uses as much as digits as its factorization.

100500497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 100500497 is about 10024.9936159581. The cubic root of 100500497 is about 464.9319621423.

Adding to 100500497 its reverse (794005001), we get a palindrome (894505498).

The spelling of 100500497 in words is "one hundred million, five hundred thousand, four hundred ninety-seven".