63134587 has 4 divisors (see below), whose sum is σ = 66457480. Its totient is φ = 59811696.

The previous prime is 63134579. The next prime is 63134611. The reversal of 63134587 is 78543136.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 63134587 - 2³ = 63134579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63134527) 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 3 ways as a sum of consecutive naturals, for example, 1661418 + ... + 1661455.

It is an arithmetic number, because the mean of its divisors is an integer number (16614370).

Almost surely, 2^63134587 is an apocalyptic number.

63134587 is a deficient number, since it is larger than the sum of its proper divisors (3322893).

63134587 is a wasteful number, since it uses less digits than its factorization.

63134587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322892.

The product of its digits is 60480, while the sum is 37.

The square root of 63134587 is about 7945.7275941225. The cubic root of 63134587 is about 398.1888681302.

The spelling of 63134587 in words is "sixty-three million, one hundred thirty-four thousand, five hundred eighty-seven".