52188133 has 2 divisors, whose sum is σ = 52188134. Its totient is φ = 52188132.

The previous prime is 52188119. The next prime is 52188137. The reversal of 52188133 is 33188125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39917124 + 12271009 = 6318^2 + 3503^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52188133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52188095 and 52188104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52188137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26094066 + 26094067.

It is an arithmetic number, because the mean of its divisors is an integer number (26094067).

Almost surely, 2^52188133 is an apocalyptic number.

It is an amenable number.

52188133 is a deficient number, since it is larger than the sum of its proper divisors (1).

52188133 is an equidigital number, since it uses as much as digits as its factorization.

52188133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 31.

The square root of 52188133 is about 7224.1354500037. The cubic root of 52188133 is about 373.7007075853.

The spelling of 52188133 in words is "fifty-two million, one hundred eighty-eight thousand, one hundred thirty-three".