6403763053 has 2 divisors, whose sum is σ = 6403763054. Its totient is φ = 6403763052.

The previous prime is 6403763039. The next prime is 6403763081. The reversal of 6403763053 is 3503673046.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5192931844 + 1210831209 = 72062^2 + 34797^2 .

It is a cyclic number.

It is not a de Polignac number, because 6403763053 - 2²¹ = 6401665901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6403761053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3201881526 + 3201881527.

It is an arithmetic number, because the mean of its divisors is an integer number (3201881527).

Almost surely, 2^6403763053 is an apocalyptic number.

It is an amenable number.

6403763053 is a deficient number, since it is larger than the sum of its proper divisors (1).

6403763053 is an equidigital number, since it uses as much as digits as its factorization.

6403763053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 37.

The square root of 6403763053 is about 80023.5156250961. The cubic root of 6403763053 is about 1856.9993484991. Note that the first 3 decimals are identical.

The spelling of 6403763053 in words is "six billion, four hundred three million, seven hundred sixty-three thousand, fifty-three".