201141455 has 8 divisors (see below), whose sum is σ = 241482192. Its totient is φ = 160838208.

The previous prime is 201141407. The next prime is 201141481. The reversal of 201141455 is 554141102.

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 201141455 - 2¹⁸ = 200879311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201141455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4232 + ... + 20498.

It is an arithmetic number, because the mean of its divisors is an integer number (30185274).

Almost surely, 2^201141455 is an apocalyptic number.

201141455 is a deficient number, since it is larger than the sum of its proper divisors (40340737).

201141455 is a wasteful number, since it uses less digits than its factorization.

201141455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18745.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 201141455 is about 14182.4347345581. The cubic root of 201141455 is about 585.9139826840.

Adding to 201141455 its reverse (554141102), we get a palindrome (755282557).

The spelling of 201141455 in words is "two hundred one million, one hundred forty-one thousand, four hundred fifty-five".