63134557 has 4 divisors (see below), whose sum is σ = 63218716. Its totient is φ = 63050400.

The previous prime is 63134551. The next prime is 63134579. The reversal of 63134557 is 75543136.

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

It can be written as a sum of positive squares in 2 ways, for example, as 41100921 + 22033636 = 6411^2 + 4694^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63134557 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 (63134551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40944 + ... + 42457.

It is an arithmetic number, because the mean of its divisors is an integer number (15804679).

Almost surely, 2^63134557 is an apocalyptic number.

It is an amenable number.

63134557 is a deficient number, since it is larger than the sum of its proper divisors (84159).

63134557 is an equidigital number, since it uses as much as digits as its factorization.

63134557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84158.

The product of its digits is 37800, while the sum is 34.

The square root of 63134557 is about 7945.7257063153. The cubic root of 63134557 is about 398.1888050603.

The spelling of 63134557 in words is "sixty-three million, one hundred thirty-four thousand, five hundred fifty-seven".