201145306 has 8 divisors (see below), whose sum is σ = 302365440. Its totient is φ = 100356828.

The previous prime is 201145279. The next prime is 201145361. The reversal of 201145306 is 603541102.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106746 + ... + 108613.

It is an arithmetic number, because the mean of its divisors is an integer number (37795680).

Almost surely, 2^201145306 is an apocalyptic number.

201145306 is a deficient number, since it is larger than the sum of its proper divisors (101220134).

201145306 is a wasteful number, since it uses less digits than its factorization.

201145306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215828.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 201145306 is about 14182.5705004417. The cubic root of 201145306 is about 585.9177219104.

Adding to 201145306 its reverse (603541102), we get a palindrome (804686408).

The spelling of 201145306 in words is "two hundred one million, one hundred forty-five thousand, three hundred six".