200001541 has 4 divisors (see below), whose sum is σ = 200092032. Its totient is φ = 199911052.

The previous prime is 200001517. The next prime is 200001551. The reversal of 200001541 is 145100002.

200001541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200001541 - 2⁵ = 200001509 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 (200001551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41845 + ... + 46378.

It is an arithmetic number, because the mean of its divisors is an integer number (50023008).

Almost surely, 2^200001541 is an apocalyptic number.

It is an amenable number.

200001541 is a deficient number, since it is larger than the sum of its proper divisors (90491).

200001541 is an equidigital number, since it uses as much as digits as its factorization.

200001541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90490.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 200001541 is about 14142.1901062035. The cubic root of 200001541 is about 584.8050496092.

Adding to 200001541 its reverse (145100002), we get a palindrome (345101543).

The spelling of 200001541 in words is "two hundred million, one thousand, five hundred forty-one".