493081930129 has 2 divisors, whose sum is σ = 493081930130. Its totient is φ = 493081930128.

The previous prime is 493081930067. The next prime is 493081930153. The reversal of 493081930129 is 921039180394.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 359310330625 + 133771599504 = 599425^2 + 365748^2 .

It is a cyclic number.

It is not a de Polignac number, because 493081930129 - 2³⁵ = 458722191761 is a prime.

It is not a weakly prime, because it can be changed into another prime (493081930169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246540965064 + 246540965065.

It is an arithmetic number, because the mean of its divisors is an integer number (246540965065).

Almost surely, 2^493081930129 is an apocalyptic number.

It is an amenable number.

493081930129 is a deficient number, since it is larger than the sum of its proper divisors (1).

493081930129 is an equidigital number, since it uses as much as digits as its factorization.

493081930129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 49.

The spelling of 493081930129 in words is "four hundred ninety-three billion, eighty-one million, nine hundred thirty thousand, one hundred twenty-nine".