202135361 has 2 divisors, whose sum is σ = 202135362. Its totient is φ = 202135360.

The previous prime is 202135343. The next prime is 202135363. The reversal of 202135361 is 163531202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201072400 + 1062961 = 14180^2 + 1031^2 .

It is a cyclic number.

It is not a de Polignac number, because 202135361 - 2¹⁰ = 202134337 is a prime.

Together with 202135363, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (202135363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101067680 + 101067681.

It is an arithmetic number, because the mean of its divisors is an integer number (101067681).

Almost surely, 2^202135361 is an apocalyptic number.

It is an amenable number.

202135361 is a deficient number, since it is larger than the sum of its proper divisors (1).

202135361 is an equidigital number, since it uses as much as digits as its factorization.

202135361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 202135361 is about 14217.4315894257. The cubic root of 202135361 is about 586.8774619495.

Adding to 202135361 its reverse (163531202), we get a palindrome (365666563).

The spelling of 202135361 in words is "two hundred two million, one hundred thirty-five thousand, three hundred sixty-one".