63450841 has 2 divisors, whose sum is σ = 63450842. Its totient is φ = 63450840.

The previous prime is 63450839. The next prime is 63450853. The reversal of 63450841 is 14805436.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60777616 + 2673225 = 7796^2 + 1635^2 .

It is a cyclic number.

It is not a de Polignac number, because 63450841 - 2¹ = 63450839 is a prime.

It is a super-3 number, since 3×63450841³ (a number of 24 digits) contains 333 as substring.

Together with 63450839, it forms a pair of twin primes.

It is equal to p_3754435 and since 63450841 and 3754435 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (63450041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31725420 + 31725421.

It is an arithmetic number, because the mean of its divisors is an integer number (31725421).

Almost surely, 2^63450841 is an apocalyptic number.

It is an amenable number.

63450841 is a deficient number, since it is larger than the sum of its proper divisors (1).

63450841 is an equidigital number, since it uses as much as digits as its factorization.

63450841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 63450841 is about 7965.6036180568. The cubic root of 63450841 is about 398.8526307563.

The spelling of 63450841 in words is "sixty-three million, four hundred fifty thousand, eight hundred forty-one".