63748313 has 2 divisors, whose sum is σ = 63748314. Its totient is φ = 63748312.

The previous prime is 63748259. The next prime is 63748327. The reversal of 63748313 is 31384736.

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., 62520649 + 1227664 = 7907^2 + 1108^2 .

It is a cyclic number.

It is not a de Polignac number, because 63748313 - 2¹⁶ = 63682777 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63748393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31874156 + 31874157.

It is an arithmetic number, because the mean of its divisors is an integer number (31874157).

Almost surely, 2^63748313 is an apocalyptic number.

It is an amenable number.

63748313 is a deficient number, since it is larger than the sum of its proper divisors (1).

63748313 is an equidigital number, since it uses as much as digits as its factorization.

63748313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 35.

The square root of 63748313 is about 7984.2540665988. The cubic root of 63748313 is about 399.4749632258.

The spelling of 63748313 in words is "sixty-three million, seven hundred forty-eight thousand, three hundred thirteen".