498455197 has 2 divisors, whose sum is σ = 498455198. Its totient is φ = 498455196.

The previous prime is 498455171. The next prime is 498455201. The reversal of 498455197 is 791554894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 395452996 + 103002201 = 19886^2 + 10149^2 .

It is a cyclic number.

It is not a de Polignac number, because 498455197 - 2¹¹ = 498453149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498455497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249227598 + 249227599.

It is an arithmetic number, because the mean of its divisors is an integer number (249227599).

Almost surely, 2^498455197 is an apocalyptic number.

It is an amenable number.

498455197 is a deficient number, since it is larger than the sum of its proper divisors (1).

498455197 is an equidigital number, since it uses as much as digits as its factorization.

498455197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 52.

The square root of 498455197 is about 22326.1102075574. The cubic root of 498455197 is about 792.8822754116.

The spelling of 498455197 in words is "four hundred ninety-eight million, four hundred fifty-five thousand, one hundred ninety-seven".