201545341 has 2 divisors, whose sum is σ = 201545342. Its totient is φ = 201545340.

The previous prime is 201545321. The next prime is 201545347. The reversal of 201545341 is 143545102.

It is a happy number.

201545341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191241241 + 10304100 = 13829^2 + 3210^2 .

It is a cyclic number.

It is not a de Polignac number, because 201545341 - 2⁷ = 201545213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201545347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100772670 + 100772671.

It is an arithmetic number, because the mean of its divisors is an integer number (100772671).

Almost surely, 2^201545341 is an apocalyptic number.

It is an amenable number.

201545341 is a deficient number, since it is larger than the sum of its proper divisors (1).

201545341 is an equidigital number, since it uses as much as digits as its factorization.

201545341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 201545341 is about 14196.6665453549. Note that the first 3 decimals coincide. The cubic root of 201545341 is about 586.3058863834.

The spelling of 201545341 in words is "two hundred one million, five hundred forty-five thousand, three hundred forty-one".