63111089 has 4 divisors (see below), whose sum is σ = 66823524. Its totient is φ = 59398656.

The previous prime is 63111053. The next prime is 63111107. The reversal of 63111089 is 98011136.

It is a happy number.

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 38440000 + 24671089 = 6200^2 + 4967^2 .

It is a cyclic number.

It is not a de Polignac number, because 63111089 - 2⁸ = 63110833 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63111029) 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, 1856192 + ... + 1856225.

It is an arithmetic number, because the mean of its divisors is an integer number (16705881).

Almost surely, 2^63111089 is an apocalyptic number.

It is an amenable number.

63111089 is a deficient number, since it is larger than the sum of its proper divisors (3712435).

63111089 is a wasteful number, since it uses less digits than its factorization.

63111089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712434.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 63111089 is about 7944.2488002328. The cubic root of 63111089 is about 398.1394614921.

The spelling of 63111089 in words is "sixty-three million, one hundred eleven thousand, eighty-nine".