63377201 has 2 divisors, whose sum is σ = 63377202. Its totient is φ = 63377200.

The previous prime is 63377183. The next prime is 63377203. The reversal of 63377201 is 10277336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50410000 + 12967201 = 7100^2 + 3601^2 .

It is a cyclic number.

It is not a de Polignac number, because 63377201 - 2⁶ = 63377137 is a prime.

Together with 63377203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63377203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31688600 + 31688601.

It is an arithmetic number, because the mean of its divisors is an integer number (31688601).

Almost surely, 2^63377201 is an apocalyptic number.

It is an amenable number.

63377201 is a deficient number, since it is larger than the sum of its proper divisors (1).

63377201 is an equidigital number, since it uses as much as digits as its factorization.

63377201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 63377201 is about 7960.9799019970. The cubic root of 63377201 is about 398.6982704290.

The spelling of 63377201 in words is "sixty-three million, three hundred seventy-seven thousand, two hundred one".