201253247 has 8 divisors (see below), whose sum is σ = 217065744. Its totient is φ = 185488128.

The previous prime is 201253231. The next prime is 201253267. The reversal of 201253247 is 742352102.

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

It is a cyclic number.

It is not a de Polignac number, because 201253247 - 2⁴ = 201253231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201253267) 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, 2753 + ... + 20250.

It is an arithmetic number, because the mean of its divisors is an integer number (27133218).

Almost surely, 2^201253247 is an apocalyptic number.

201253247 is a deficient number, since it is larger than the sum of its proper divisors (15812497).

201253247 is a wasteful number, since it uses less digits than its factorization.

201253247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23689.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 201253247 is about 14186.3754003621. The cubic root of 201253247 is about 586.0225105604.

The spelling of 201253247 in words is "two hundred one million, two hundred fifty-three thousand, two hundred forty-seven".