490771753 has 2 divisors, whose sum is σ = 490771754. Its totient is φ = 490771752.

The previous prime is 490771747. The next prime is 490771781. The reversal of 490771753 is 357177094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 296252944 + 194518809 = 17212^2 + 13947^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-490771753 is a prime.

It is not a weakly prime, because it can be changed into another prime (490771783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245385876 + 245385877.

It is an arithmetic number, because the mean of its divisors is an integer number (245385877).

Almost surely, 2^490771753 is an apocalyptic number.

It is an amenable number.

490771753 is a deficient number, since it is larger than the sum of its proper divisors (1).

490771753 is an equidigital number, since it uses as much as digits as its factorization.

490771753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 185220, while the sum is 43.

The square root of 490771753 is about 22153.3688860182. The cubic root of 490771753 is about 788.7871969083.

The spelling of 490771753 in words is "four hundred ninety million, seven hundred seventy-one thousand, seven hundred fifty-three".