202145353 has 2 divisors, whose sum is σ = 202145354. Its totient is φ = 202145352.

The previous prime is 202145347. The next prime is 202145357. The reversal of 202145353 is 353541202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156825529 + 45319824 = 12523^2 + 6732^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202145353 is a prime.

It is a super-3 number, since 3×202145353³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (202145357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101072676 + 101072677.

It is an arithmetic number, because the mean of its divisors is an integer number (101072677).

Almost surely, 2^202145353 is an apocalyptic number.

It is an amenable number.

202145353 is a deficient number, since it is larger than the sum of its proper divisors (1).

202145353 is an equidigital number, since it uses as much as digits as its factorization.

202145353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 202145353 is about 14217.7829846991. The cubic root of 202145353 is about 586.8871320091.

Adding to 202145353 its reverse (353541202), we get a palindrome (555686555).

It can be divided in two parts, 2021 and 45353, that added together give a palindrome (47374).

The spelling of 202145353 in words is "two hundred two million, one hundred forty-five thousand, three hundred fifty-three".