241340387 has 2 divisors, whose sum is σ = 241340388. Its totient is φ = 241340386.

The previous prime is 241340353. The next prime is 241340399. The reversal of 241340387 is 783043142.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 241340387 - 2¹⁶ = 241274851 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (241340087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120670193 + 120670194.

It is an arithmetic number, because the mean of its divisors is an integer number (120670194).

Almost surely, 2^241340387 is an apocalyptic number.

241340387 is a deficient number, since it is larger than the sum of its proper divisors (1).

241340387 is an equidigital number, since it uses as much as digits as its factorization.

241340387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 241340387 is about 15535.1339550066. The cubic root of 241340387 is about 622.6012690952.

The spelling of 241340387 in words is "two hundred forty-one million, three hundred forty thousand, three hundred eighty-seven".