202541113 has 2 divisors, whose sum is σ = 202541114. Its totient is φ = 202541112.

The previous prime is 202541081. The next prime is 202541153. The reversal of 202541113 is 311145202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 154057744 + 48483369 = 12412^2 + 6963^2 .

It is a cyclic number.

It is not a de Polignac number, because 202541113 - 2⁵ = 202541081 is a prime.

It is not a weakly prime, because it can be changed into another prime (202541153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101270556 + 101270557.

It is an arithmetic number, because the mean of its divisors is an integer number (101270557).

Almost surely, 2^202541113 is an apocalyptic number.

It is an amenable number.

202541113 is a deficient number, since it is larger than the sum of its proper divisors (1).

202541113 is an equidigital number, since it uses as much as digits as its factorization.

202541113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 202541113 is about 14231.6939610153. The cubic root of 202541113 is about 587.2698847092.

Adding to 202541113 its reverse (311145202), we get a palindrome (513686315).

The spelling of 202541113 in words is "two hundred two million, five hundred forty-one thousand, one hundred thirteen".