63612343 has 2 divisors, whose sum is σ = 63612344. Its totient is φ = 63612342.

The previous prime is 63612337. The next prime is 63612347. The reversal of 63612343 is 34321636.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63612343 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63612347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31806171 + 31806172.

It is an arithmetic number, because the mean of its divisors is an integer number (31806172).

Almost surely, 2^63612343 is an apocalyptic number.

63612343 is a deficient number, since it is larger than the sum of its proper divisors (1).

63612343 is an equidigital number, since it uses as much as digits as its factorization.

63612343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 28.

The square root of 63612343 is about 7975.7346370099. The cubic root of 63612343 is about 399.1907451205.

Adding to 63612343 its reverse (34321636), we get a palindrome (97933979).

The spelling of 63612343 in words is "sixty-three million, six hundred twelve thousand, three hundred forty-three".