202134243 has 8 divisors (see below), whose sum is σ = 273535168. Its totient is φ = 132744744.

The previous prime is 202134227. The next prime is 202134253. The reversal of 202134243 is 342431202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202134243 - 2⁴ = 202134227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202134253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502621 + ... + 503022.

It is an arithmetic number, because the mean of its divisors is an integer number (34191896).

Almost surely, 2^202134243 is an apocalyptic number.

202134243 is a deficient number, since it is larger than the sum of its proper divisors (71400925).

202134243 is a wasteful number, since it uses less digits than its factorization.

202134243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005713.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 202134243 is about 14217.3922714399. The cubic root of 202134243 is about 586.8763799514.

Adding to 202134243 its reverse (342431202), we get a palindrome (544565445).

The spelling of 202134243 in words is "two hundred two million, one hundred thirty-four thousand, two hundred forty-three".