201209452 has 6 divisors (see below), whose sum is σ = 352116548. Its totient is φ = 100604724.

The previous prime is 201209431. The next prime is 201209479. The reversal of 201209452 is 254902102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25151178 + ... + 25151185.

Almost surely, 2^201209452 is an apocalyptic number.

It is an amenable number.

201209452 is a deficient number, since it is larger than the sum of its proper divisors (150907096).

201209452 is a wasteful number, since it uses less digits than its factorization.

201209452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50302367 (or 50302365 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 201209452 is about 14184.8317579025. The cubic root of 201209452 is about 585.9799990844.

The spelling of 201209452 in words is "two hundred one million, two hundred nine thousand, four hundred fifty-two".