498955481 has 2 divisors, whose sum is σ = 498955482. Its totient is φ = 498955480.

The previous prime is 498955463. The next prime is 498955489. The reversal of 498955481 is 184559894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 461562256 + 37393225 = 21484^2 + 6115^2 .

It is a cyclic number.

It is not a de Polignac number, because 498955481 - 2²⁶ = 431846617 is a prime.

It is a super-2 number, since 2×498955481² = 497913144039882722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (498955489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249477740 + 249477741.

It is an arithmetic number, because the mean of its divisors is an integer number (249477741).

Almost surely, 2^498955481 is an apocalyptic number.

It is an amenable number.

498955481 is a deficient number, since it is larger than the sum of its proper divisors (1).

498955481 is an equidigital number, since it uses as much as digits as its factorization.

498955481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2073600, while the sum is 53.

The square root of 498955481 is about 22337.3114093886. The cubic root of 498955481 is about 793.1474504867.

The spelling of 498955481 in words is "four hundred ninety-eight million, nine hundred fifty-five thousand, four hundred eighty-one".