201534141 has 16 divisors (see below), whose sum is σ = 271867904. Its totient is φ = 132786864.

The previous prime is 201534089. The next prime is 201534161. The reversal of 201534141 is 141435102.

It is not a de Polignac number, because 201534141 - 2¹³ = 201525949 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 (201534161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116106 + ... + 117828.

It is an arithmetic number, because the mean of its divisors is an integer number (16991744).

Almost surely, 2^201534141 is an apocalyptic number.

It is an amenable number.

201534141 is a deficient number, since it is larger than the sum of its proper divisors (70333763).

201534141 is a wasteful number, since it uses less digits than its factorization.

201534141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 201534141 is about 14196.2720810782. The cubic root of 201534141 is about 586.2950257212.

Adding to 201534141 its reverse (141435102), we get a palindrome (342969243).

The spelling of 201534141 in words is "two hundred one million, five hundred thirty-four thousand, one hundred forty-one".