63911134 has 16 divisors (see below), whose sum is σ = 110122848. Its totient is φ = 27250272.

The previous prime is 63911059. The next prime is 63911137. The reversal of 63911134 is 43111936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63911137) 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 7 ways as a sum of consecutive naturals, for example, 8829 + ... + 14344.

It is an arithmetic number, because the mean of its divisors is an integer number (6882678).

Almost surely, 2^63911134 is an apocalyptic number.

63911134 is a deficient number, since it is larger than the sum of its proper divisors (46211714).

63911134 is a wasteful number, since it uses less digits than its factorization.

63911134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23379.

The product of its digits is 1944, while the sum is 28.

The square root of 63911134 is about 7994.4439456412. The cubic root of 63911134 is about 399.8147767441.

The spelling of 63911134 in words is "sixty-three million, nine hundred eleven thousand, one hundred thirty-four".