63070817 has 2 divisors, whose sum is σ = 63070818. Its totient is φ = 63070816.

The previous prime is 63070801. The next prime is 63070831. The reversal of 63070817 is 71807036.

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., 52983841 + 10086976 = 7279^2 + 3176^2 .

It is a cyclic number.

It is not a de Polignac number, because 63070817 - 2⁴ = 63070801 is a prime.

It is not a weakly prime, because it can be changed into another prime (63070877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31535408 + 31535409.

It is an arithmetic number, because the mean of its divisors is an integer number (31535409).

Almost surely, 2^63070817 is an apocalyptic number.

It is an amenable number.

63070817 is a deficient number, since it is larger than the sum of its proper divisors (1).

63070817 is an equidigital number, since it uses as much as digits as its factorization.

63070817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 63070817 is about 7941.7137319347. The cubic root of 63070817 is about 398.0547574972.

The spelling of 63070817 in words is "sixty-three million, seventy thousand, eight hundred seventeen".