240340159 has 2 divisors, whose sum is σ = 240340160. Its totient is φ = 240340158.

The previous prime is 240340127. The next prime is 240340171. The reversal of 240340159 is 951043042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 240340159 - 2⁵ = 240340127 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 (240340559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120170079 + 120170080.

It is an arithmetic number, because the mean of its divisors is an integer number (120170080).

Almost surely, 2^240340159 is an apocalyptic number.

240340159 is a deficient number, since it is larger than the sum of its proper divisors (1).

240340159 is an equidigital number, since it uses as much as digits as its factorization.

240340159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 240340159 is about 15502.9080820342. The cubic root of 240340159 is about 621.7399606754.

The spelling of 240340159 in words is "two hundred forty million, three hundred forty thousand, one hundred fifty-nine".