63377401 has 2 divisors, whose sum is σ = 63377402. Its totient is φ = 63377400.

The previous prime is 63377393. The next prime is 63377417. The reversal of 63377401 is 10477336.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59675625 + 3701776 = 7725^2 + 1924^2 .

It is a cyclic number.

It is not a de Polignac number, because 63377401 - 2³ = 63377393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63377471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31688700 + 31688701.

It is an arithmetic number, because the mean of its divisors is an integer number (31688701).

Almost surely, 2^63377401 is an apocalyptic number.

It is an amenable number.

63377401 is a deficient number, since it is larger than the sum of its proper divisors (1).

63377401 is an equidigital number, since it uses as much as digits as its factorization.

63377401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 63377401 is about 7960.9924632548. The cubic root of 63377401 is about 398.6986898205.

The spelling of 63377401 in words is "sixty-three million, three hundred seventy-seven thousand, four hundred one".