240241577 has 2 divisors, whose sum is σ = 240241578. Its totient is φ = 240241576.

The previous prime is 240241543. The next prime is 240241579. The reversal of 240241577 is 775142042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 227738281 + 12503296 = 15091^2 + 3536^2 .

It is a cyclic number.

It is not a de Polignac number, because 240241577 - 2⁶ = 240241513 is a prime.

Together with 240241579, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (240241579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120120788 + 120120789.

It is an arithmetic number, because the mean of its divisors is an integer number (120120789).

Almost surely, 2^240241577 is an apocalyptic number.

It is an amenable number.

240241577 is a deficient number, since it is larger than the sum of its proper divisors (1).

240241577 is an equidigital number, since it uses as much as digits as its factorization.

240241577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 240241577 is about 15499.7282879411. The cubic root of 240241577 is about 621.6549412440.

The spelling of 240241577 in words is "two hundred forty million, two hundred forty-one thousand, five hundred seventy-seven".