63774713 has 2 divisors, whose sum is σ = 63774714. Its totient is φ = 63774712.

The previous prime is 63774679. The next prime is 63774731. The reversal of 63774713 is 31747736.

Together with next prime (63774731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35557369 + 28217344 = 5963^2 + 5312^2 .

It is a cyclic number.

It is not a de Polignac number, because 63774713 - 2⁶ = 63774649 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63774313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31887356 + 31887357.

It is an arithmetic number, because the mean of its divisors is an integer number (31887357).

Almost surely, 2^63774713 is an apocalyptic number.

It is an amenable number.

63774713 is a deficient number, since it is larger than the sum of its proper divisors (1).

63774713 is an equidigital number, since it uses as much as digits as its factorization.

63774713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 74088, while the sum is 38.

The square root of 63774713 is about 7985.9071494728. The cubic root of 63774713 is about 399.5301002851.

The spelling of 63774713 in words is "sixty-three million, seven hundred seventy-four thousand, seven hundred thirteen".