241320091 has 2 divisors, whose sum is σ = 241320092. Its totient is φ = 241320090.

The previous prime is 241320073. The next prime is 241320097. The reversal of 241320091 is 190023142.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 241320091 - 2⁷ = 241319963 is a prime.

It is not a weakly prime, because it can be changed into another prime (241320097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120660045 + 120660046.

It is an arithmetic number, because the mean of its divisors is an integer number (120660046).

Almost surely, 2^241320091 is an apocalyptic number.

241320091 is a deficient number, since it is larger than the sum of its proper divisors (1).

241320091 is an equidigital number, since it uses as much as digits as its factorization.

241320091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 241320091 is about 15534.4807122736. The cubic root of 241320091 is about 622.5838156418.

The spelling of 241320091 in words is "two hundred forty-one million, three hundred twenty thousand, ninety-one".