201141539 has 2 divisors, whose sum is σ = 201141540. Its totient is φ = 201141538.

The previous prime is 201141517. The next prime is 201141559. The reversal of 201141539 is 935141102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201141539 is a prime.

It is a super-2 number, since 2×201141539² = 80915837422577042, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (201141559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100570769 + 100570770.

It is an arithmetic number, because the mean of its divisors is an integer number (100570770).

Almost surely, 2^201141539 is an apocalyptic number.

201141539 is a deficient number, since it is larger than the sum of its proper divisors (1).

201141539 is an equidigital number, since it uses as much as digits as its factorization.

201141539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 201141539 is about 14182.4376959675. The cubic root of 201141539 is about 585.9140642464.

The spelling of 201141539 in words is "two hundred one million, one hundred forty-one thousand, five hundred thirty-nine".