202013345 has 8 divisors (see below), whose sum is σ = 246525120. Its totient is φ = 158871280.

The previous prime is 202013341. The next prime is 202013353. The reversal of 202013345 is 543310202.

It is a happy number.

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

It is not a de Polignac number, because 202013345 - 2² = 202013341 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (202013341) 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, 342101 + ... + 342690.

It is an arithmetic number, because the mean of its divisors is an integer number (30815640).

Almost surely, 2^202013345 is an apocalyptic number.

It is an amenable number.

202013345 is a deficient number, since it is larger than the sum of its proper divisors (44511775).

202013345 is an equidigital number, since it uses as much as digits as its factorization.

202013345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684855.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 202013345 is about 14213.1398712600. The cubic root of 202013345 is about 586.7593515682.

Adding to 202013345 its reverse (543310202), we get a palindrome (745323547).

The spelling of 202013345 in words is "two hundred two million, thirteen thousand, three hundred forty-five".