490129559 has 2 divisors, whose sum is σ = 490129560. Its totient is φ = 490129558.

The previous prime is 490129553. The next prime is 490129613. The reversal of 490129559 is 955921094.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 490129559 - 2⁸ = 490129303 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490129553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245064779 + 245064780.

It is an arithmetic number, because the mean of its divisors is an integer number (245064780).

Almost surely, 2^490129559 is an apocalyptic number.

490129559 is a deficient number, since it is larger than the sum of its proper divisors (1).

490129559 is an equidigital number, since it uses as much as digits as its factorization.

490129559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 44.

The square root of 490129559 is about 22138.8698672719. The cubic root of 490129559 is about 788.4429937823.

The spelling of 490129559 in words is "four hundred ninety million, one hundred twenty-nine thousand, five hundred fifty-nine".