63251163 has 6 divisors (see below), whose sum is σ = 91362804. Its totient is φ = 42167436.

The previous prime is 63251147. The next prime is 63251189. The reversal of 63251163 is 36115236.

It is not a de Polignac number, because 63251163 - 2⁴ = 63251147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63251263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3513945 + ... + 3513962.

It is an arithmetic number, because the mean of its divisors is an integer number (15227134).

Almost surely, 2^63251163 is an apocalyptic number.

63251163 is a deficient number, since it is larger than the sum of its proper divisors (28111641).

63251163 is a wasteful number, since it uses less digits than its factorization.

63251163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7027913 (or 7027910 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 63251163 is about 7953.0599771409. The cubic root of 63251163 is about 398.4337984523.

Adding to 63251163 its reverse (36115236), we get a palindrome (99366399).

The spelling of 63251163 in words is "sixty-three million, two hundred fifty-one thousand, one hundred sixty-three".