63125011 has 4 divisors (see below), whose sum is σ = 66447400. Its totient is φ = 59802624.

The previous prime is 63125009. The next prime is 63125053. The reversal of 63125011 is 11052136.

63125011 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.

It is a cyclic number.

It is not a de Polignac number, because 63125011 - 2¹ = 63125009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 3322369 = 63125011 / (6 + 3 + 1 + 2 + 5 + 0 + 1 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63125011.

It is not an unprimeable number, because it can be changed into a prime (63125411) 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, 1661166 + ... + 1661203.

It is an arithmetic number, because the mean of its divisors is an integer number (16611850).

Almost surely, 2^63125011 is an apocalyptic number.

63125011 is a deficient number, since it is larger than the sum of its proper divisors (3322389).

63125011 is a wasteful number, since it uses less digits than its factorization.

63125011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322388.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 63125011 is about 7945.1249832838. The cubic root of 63125011 is about 398.1687352174.

Adding to 63125011 its reverse (11052136), we get a palindrome (74177147).

The spelling of 63125011 in words is "sixty-three million, one hundred twenty-five thousand, eleven".