63412919 has 2 divisors, whose sum is σ = 63412920. Its totient is φ = 63412918.

The previous prime is 63412897. The next prime is 63412939. The reversal of 63412919 is 91921436.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63412919 - 2¹² = 63408823 is a prime.

It is a super-2 number, since 2×63412919² = 8042396592201122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63412939) 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, 31706459 + 31706460.

It is an arithmetic number, because the mean of its divisors is an integer number (31706460).

Almost surely, 2^63412919 is an apocalyptic number.

63412919 is a deficient number, since it is larger than the sum of its proper divisors (1).

63412919 is an equidigital number, since it uses as much as digits as its factorization.

63412919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 35.

The square root of 63412919 is about 7963.2229028202. Note that the first 3 decimals coincide. The cubic root of 63412919 is about 398.7731555622.

The spelling of 63412919 in words is "sixty-three million, four hundred twelve thousand, nine hundred nineteen".