63267601 has 2 divisors, whose sum is σ = 63267602. Its totient is φ = 63267600.

The previous prime is 63267599. The next prime is 63267613. The reversal of 63267601 is 10676236.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57017601 + 6250000 = 7551^2 + 2500^2 .

It is a cyclic number.

It is not a de Polignac number, because 63267601 - 2¹ = 63267599 is a prime.

Together with 63267599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (63267401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31633800 + 31633801.

It is an arithmetic number, because the mean of its divisors is an integer number (31633801).

Almost surely, 2^63267601 is an apocalyptic number.

It is an amenable number.

63267601 is a deficient number, since it is larger than the sum of its proper divisors (1).

63267601 is an equidigital number, since it uses as much as digits as its factorization.

63267601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 63267601 is about 7954.0933487105. The cubic root of 63267601 is about 398.4683110588.

The spelling of 63267601 in words is "sixty-three million, two hundred sixty-seven thousand, six hundred one".