498901129 has 2 divisors, whose sum is σ = 498901130. Its totient is φ = 498901128.

The previous prime is 498901049. The next prime is 498901171. The reversal of 498901129 is 921109894.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 333135504 + 165765625 = 18252^2 + 12875^2 .

It is a cyclic number.

It is not a de Polignac number, because 498901129 - 2²¹ = 496803977 is a prime.

It is not a weakly prime, because it can be changed into another prime (498901189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249450564 + 249450565.

It is an arithmetic number, because the mean of its divisors is an integer number (249450565).

Almost surely, 2^498901129 is an apocalyptic number.

It is an amenable number.

498901129 is a deficient number, since it is larger than the sum of its proper divisors (1).

498901129 is an equidigital number, since it uses as much as digits as its factorization.

498901129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 43.

The square root of 498901129 is about 22336.0947571414. The cubic root of 498901129 is about 793.1186498440.

The spelling of 498901129 in words is "four hundred ninety-eight million, nine hundred one thousand, one hundred twenty-nine".