63345983 has 2 divisors, whose sum is σ = 63345984. Its totient is φ = 63345982.

The previous prime is 63345973. The next prime is 63345991. The reversal of 63345983 is 38954336.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63345983 - 2¹⁴ = 63329599 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63345983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63345973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31672991 + 31672992.

It is an arithmetic number, because the mean of its divisors is an integer number (31672992).

Almost surely, 2^63345983 is an apocalyptic number.

63345983 is a deficient number, since it is larger than the sum of its proper divisors (1).

63345983 is an equidigital number, since it uses as much as digits as its factorization.

63345983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 41.

The square root of 63345983 is about 7959.0189722101. The cubic root of 63345983 is about 398.6327967961.

The spelling of 63345983 in words is "sixty-three million, three hundred forty-five thousand, nine hundred eighty-three".