63957601 has 2 divisors, whose sum is σ = 63957602. Its totient is φ = 63957600.

The previous prime is 63957589. The next prime is 63957613. The reversal of 63957601 is 10675936.

It is a balanced prime because it is at equal distance from previous prime (63957589) and next prime (63957613).

It can be written as a sum of positive squares in only one way, i.e., 58125376 + 5832225 = 7624^2 + 2415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63957601 is a prime.

It is equal to p_3782728 and since 63957601 and 3782728 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (63957631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31978800 + 31978801.

It is an arithmetic number, because the mean of its divisors is an integer number (31978801).

Almost surely, 2^63957601 is an apocalyptic number.

It is an amenable number.

63957601 is a deficient number, since it is larger than the sum of its proper divisors (1).

63957601 is an equidigital number, since it uses as much as digits as its factorization.

63957601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 63957601 is about 7997.3496234690. The cubic root of 63957601 is about 399.9116492368.

The spelling of 63957601 in words is "sixty-three million, nine hundred fifty-seven thousand, six hundred one".