63134525 has 12 divisors (see below), whose sum is σ = 78432852. Its totient is φ = 50413440.

The previous prime is 63134521. The next prime is 63134527. The reversal of 63134525 is 52543136.

It can be written as a sum of positive squares in 6 ways, for example, as 14092516 + 49042009 = 3754^2 + 7003^2 .

It is not a de Polignac number, because 63134525 - 2² = 63134521 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63134521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13379 + ... + 17471.

It is an arithmetic number, because the mean of its divisors is an integer number (6536071).

Almost surely, 2^63134525 is an apocalyptic number.

It is an amenable number.

63134525 is a deficient number, since it is larger than the sum of its proper divisors (15298327).

63134525 is a wasteful number, since it uses less digits than its factorization.

63134525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4720 (or 4715 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 63134525 is about 7945.7236926538. The cubic root of 63134525 is about 398.1887377858.

The spelling of 63134525 in words is "sixty-three million, one hundred thirty-four thousand, five hundred twenty-five".