63679607 has 2 divisors, whose sum is σ = 63679608. Its totient is φ = 63679606.

The previous prime is 63679573. The next prime is 63679613. The reversal of 63679607 is 70697636.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63679607 - 2⁸ = 63679351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63679667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31839803 + 31839804.

It is an arithmetic number, because the mean of its divisors is an integer number (31839804).

Almost surely, 2^63679607 is an apocalyptic number.

63679607 is a deficient number, since it is larger than the sum of its proper divisors (1).

63679607 is an equidigital number, since it uses as much as digits as its factorization.

63679607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 44.

The square root of 63679607 is about 7979.9503131285. The cubic root of 63679607 is about 399.3313976332.

The spelling of 63679607 in words is "sixty-three million, six hundred seventy-nine thousand, six hundred seven".