123552133 has 4 divisors (see below), whose sum is σ = 123846028. Its totient is φ = 123258240.

The previous prime is 123552131. The next prime is 123552157. The reversal of 123552133 is 331255321.

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 27060804 + 96491329 = 5202^2 + 9823^2 .

It is a cyclic number.

It is not a de Polignac number, because 123552133 - 2¹ = 123552131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123552098 and 123552107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123552131) 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, 146316 + ... + 147157.

It is an arithmetic number, because the mean of its divisors is an integer number (30961507).

Almost surely, 2^123552133 is an apocalyptic number.

It is an amenable number.

123552133 is a deficient number, since it is larger than the sum of its proper divisors (293895).

123552133 is an equidigital number, since it uses as much as digits as its factorization.

123552133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293894.

The product of its digits is 2700, while the sum is 25.

The square root of 123552133 is about 11115.4007125249. The cubic root of 123552133 is about 498.0620087515.

The spelling of 123552133 in words is "one hundred twenty-three million, five hundred fifty-two thousand, one hundred thirty-three".