241115989 has 2 divisors, whose sum is σ = 241115990. Its totient is φ = 241115988.

The previous prime is 241115971. The next prime is 241116019. The reversal of 241115989 is 989511142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225450225 + 15665764 = 15015^2 + 3958^2 .

It is a cyclic number.

It is not a de Polignac number, because 241115989 - 2¹⁵ = 241083221 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241115089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120557994 + 120557995.

It is an arithmetic number, because the mean of its divisors is an integer number (120557995).

Almost surely, 2^241115989 is an apocalyptic number.

It is an amenable number.

241115989 is a deficient number, since it is larger than the sum of its proper divisors (1).

241115989 is an equidigital number, since it uses as much as digits as its factorization.

241115989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 40.

The square root of 241115989 is about 15527.9100010272. The cubic root of 241115989 is about 622.4082446225.

The spelling of 241115989 in words is "two hundred forty-one million, one hundred fifteen thousand, nine hundred eighty-nine".