204054541 has 2 divisors, whose sum is σ = 204054542. Its totient is φ = 204054540.

The previous prime is 204054467. The next prime is 204054559. The reversal of 204054541 is 145450402.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123432100 + 80622441 = 11110^2 + 8979^2 .

It is a cyclic number.

It is not a de Polignac number, because 204054541 - 2¹¹ = 204052493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204054041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102027270 + 102027271.

It is an arithmetic number, because the mean of its divisors is an integer number (102027271).

Almost surely, 2^204054541 is an apocalyptic number.

It is an amenable number.

204054541 is a deficient number, since it is larger than the sum of its proper divisors (1).

204054541 is an equidigital number, since it uses as much as digits as its factorization.

204054541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 204054541 is about 14284.7660463866. The cubic root of 204054541 is about 588.7289894429.

The spelling of 204054541 in words is "two hundred four million, fifty-four thousand, five hundred forty-one".