241978049 has 2 divisors, whose sum is σ = 241978050. Its totient is φ = 241978048.

The previous prime is 241978013. The next prime is 241978073. The reversal of 241978049 is 940879142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144600625 + 97377424 = 12025^2 + 9868^2 .

It is a cyclic number.

It is not a de Polignac number, because 241978049 - 2⁸ = 241977793 is a prime.

It is not a weakly prime, because it can be changed into another prime (241978949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120989024 + 120989025.

It is an arithmetic number, because the mean of its divisors is an integer number (120989025).

Almost surely, 2^241978049 is an apocalyptic number.

It is an amenable number.

241978049 is a deficient number, since it is larger than the sum of its proper divisors (1).

241978049 is an equidigital number, since it uses as much as digits as its factorization.

241978049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 241978049 is about 15555.6436382427. The cubic root of 241978049 is about 623.1491260490.

The spelling of 241978049 in words is "two hundred forty-one million, nine hundred seventy-eight thousand, forty-nine".