63950687 has 2 divisors, whose sum is σ = 63950688. Its totient is φ = 63950686.

The previous prime is 63950657. The next prime is 63950699. The reversal of 63950687 is 78605936.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63950687 - 2⁸ = 63950431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63950657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31975343 + 31975344.

It is an arithmetic number, because the mean of its divisors is an integer number (31975344).

Almost surely, 2^63950687 is an apocalyptic number.

63950687 is a deficient number, since it is larger than the sum of its proper divisors (1).

63950687 is an equidigital number, since it uses as much as digits as its factorization.

63950687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 63950687 is about 7996.9173435768. The cubic root of 63950687 is about 399.8972381856.

The spelling of 63950687 in words is "sixty-three million, nine hundred fifty thousand, six hundred eighty-seven".