201145852 has 12 divisors (see below), whose sum is σ = 356246856. Its totient is φ = 99361040.

The previous prime is 201145823. The next prime is 201145897. The reversal of 201145852 is 258541102.

It is a self number, because there is not a number n which added to its sum of digits gives 201145852.

It is a congruent number.

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, 302599 + ... + 303262.

It is an arithmetic number, because the mean of its divisors is an integer number (29687238).

Almost surely, 2^201145852 is an apocalyptic number.

It is an amenable number.

201145852 is a deficient number, since it is larger than the sum of its proper divisors (155101004).

201145852 is a wasteful number, since it uses less digits than its factorization.

201145852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605948 (or 605946 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 201145852 is about 14182.5897494075. The cubic root of 201145852 is about 585.9182520592.

Adding to 201145852 its reverse (258541102), we get a palindrome (459686954).

The spelling of 201145852 in words is "two hundred one million, one hundred forty-five thousand, eight hundred fifty-two".