202136147 has 2 divisors, whose sum is σ = 202136148. Its totient is φ = 202136146.

The previous prime is 202136131. The next prime is 202136149. The reversal of 202136147 is 741631202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202136147 - 2⁴ = 202136131 is a prime.

Together with 202136149, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_11190716 and since 202136147 and 11190716 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (202136149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101068073 + 101068074.

It is an arithmetic number, because the mean of its divisors is an integer number (101068074).

Almost surely, 2^202136147 is an apocalyptic number.

202136147 is a deficient number, since it is larger than the sum of its proper divisors (1).

202136147 is an equidigital number, since it uses as much as digits as its factorization.

202136147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 202136147 is about 14217.4592315223. The cubic root of 202136147 is about 586.8782226363.

Adding to 202136147 its reverse (741631202), we get a palindrome (943767349).

The spelling of 202136147 in words is "two hundred two million, one hundred thirty-six thousand, one hundred forty-seven".