63393461 has 2 divisors, whose sum is σ = 63393462. Its totient is φ = 63393460.

The previous prime is 63393439. The next prime is 63393467. The reversal of 63393461 is 16439336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37576900 + 25816561 = 6130^2 + 5081^2 .

It is a cyclic number.

It is not a de Polignac number, because 63393461 - 2⁶ = 63393397 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63393467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31696730 + 31696731.

It is an arithmetic number, because the mean of its divisors is an integer number (31696731).

Almost surely, 2^63393461 is an apocalyptic number.

It is an amenable number.

63393461 is a deficient number, since it is larger than the sum of its proper divisors (1).

63393461 is an equidigital number, since it uses as much as digits as its factorization.

63393461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 35.

The square root of 63393461 is about 7962.0010675709. The cubic root of 63393461 is about 398.7323640749.

The spelling of 63393461 in words is "sixty-three million, three hundred ninety-three thousand, four hundred sixty-one".