63311149 has 4 divisors (see below), whose sum is σ = 69066720. Its totient is φ = 57555580.

The previous prime is 63311137. The next prime is 63311159. The reversal of 63311149 is 94111336.

63311149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63311149 - 2¹¹ = 63309101 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 (63311159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2877769 + ... + 2877790.

It is an arithmetic number, because the mean of its divisors is an integer number (17266680).

Almost surely, 2^63311149 is an apocalyptic number.

It is an amenable number.

63311149 is a deficient number, since it is larger than the sum of its proper divisors (5755571).

63311149 is a wasteful number, since it uses less digits than its factorization.

63311149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5755570.

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

The square root of 63311149 is about 7956.8303362583. The cubic root of 63311149 is about 398.5597139145.

The spelling of 63311149 in words is "sixty-three million, three hundred eleven thousand, one hundred forty-nine".