632123113 has 4 divisors (see below), whose sum is σ = 636365700. Its totient is φ = 627880528.

The previous prime is 632123083. The next prime is 632123119. The reversal of 632123113 is 311321236.

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 35200489 + 596922624 = 5933^2 + 24432^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-632123113 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (632123119) 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, 2121070 + ... + 2121367.

It is an arithmetic number, because the mean of its divisors is an integer number (159091425).

Almost surely, 2^632123113 is an apocalyptic number.

It is an amenable number.

632123113 is a deficient number, since it is larger than the sum of its proper divisors (4242587).

632123113 is a wasteful number, since it uses less digits than its factorization.

632123113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4242586.

The product of its digits is 648, while the sum is 22.

The square root of 632123113 is about 25142.0586468173. The cubic root of 632123113 is about 858.2238052301.

Adding to 632123113 its reverse (311321236), we get a palindrome (943444349).

It can be divided in two parts, 632123 and 113, that added together give a palindrome (632236).

The spelling of 632123113 in words is "six hundred thirty-two million, one hundred twenty-three thousand, one hundred thirteen".