63497151 has 12 divisors (see below), whose sum is σ = 93955680. Its totient is φ = 41298720.

The previous prime is 63497149. The next prime is 63497167. The reversal of 63497151 is 15179436.

63497151 is a `hidden beast` number, since 634 + 9 + 7 + 15 + 1 = 666.

It is not a de Polignac number, because 63497151 - 2¹ = 63497149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63497101) 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 in 11 ways as a sum of consecutive naturals, for example, 85671 + ... + 86408.

It is an arithmetic number, because the mean of its divisors is an integer number (7829640).

Almost surely, 2^63497151 is an apocalyptic number.

63497151 is a deficient number, since it is larger than the sum of its proper divisors (30458529).

63497151 is a wasteful number, since it uses less digits than its factorization.

63497151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172126 (or 172123 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 63497151 is about 7968.5099610906. The cubic root of 63497151 is about 398.9496422021.

The spelling of 63497151 in words is "sixty-three million, four hundred ninety-seven thousand, one hundred fifty-one".