242184541 has 2 divisors, whose sum is σ = 242184542. Its totient is φ = 242184540.

The previous prime is 242184497. The next prime is 242184571. The reversal of 242184541 is 145481242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180499225 + 61685316 = 13435^2 + 7854^2 .

It is a cyclic number.

It is not a de Polignac number, because 242184541 - 2⁷ = 242184413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242184571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121092270 + 121092271.

It is an arithmetic number, because the mean of its divisors is an integer number (121092271).

Almost surely, 2^242184541 is an apocalyptic number.

It is an amenable number.

242184541 is a deficient number, since it is larger than the sum of its proper divisors (1).

242184541 is an equidigital number, since it uses as much as digits as its factorization.

242184541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10240, while the sum is 31.

The square root of 242184541 is about 15562.2794281558. The cubic root of 242184541 is about 623.3263304490.

The spelling of 242184541 in words is "two hundred forty-two million, one hundred eighty-four thousand, five hundred forty-one".