63912467 has 2 divisors, whose sum is σ = 63912468. Its totient is φ = 63912466.

The previous prime is 63912397. The next prime is 63912473. The reversal of 63912467 is 76421936.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63912467 - 2¹⁰ = 63911443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63912467.

It is not a weakly prime, because it can be changed into another prime (63912967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31956233 + 31956234.

It is an arithmetic number, because the mean of its divisors is an integer number (31956234).

Almost surely, 2^63912467 is an apocalyptic number.

63912467 is a deficient number, since it is larger than the sum of its proper divisors (1).

63912467 is an equidigital number, since it uses as much as digits as its factorization.

63912467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 38.

The square root of 63912467 is about 7994.5273156078. The cubic root of 63912467 is about 399.8175563818.

The spelling of 63912467 in words is "sixty-three million, nine hundred twelve thousand, four hundred sixty-seven".