241777157 has 2 divisors, whose sum is σ = 241777158. Its totient is φ = 241777156.

The previous prime is 241777141. The next prime is 241777171. The reversal of 241777157 is 751777142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212897281 + 28879876 = 14591^2 + 5374^2 .

It is a cyclic number.

It is not a de Polignac number, because 241777157 - 2⁴ = 241777141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241777117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120888578 + 120888579.

It is an arithmetic number, because the mean of its divisors is an integer number (120888579).

Almost surely, 2^241777157 is an apocalyptic number.

It is an amenable number.

241777157 is a deficient number, since it is larger than the sum of its proper divisors (1).

241777157 is an equidigital number, since it uses as much as digits as its factorization.

241777157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96040, while the sum is 41.

The square root of 241777157 is about 15549.1850911873. The cubic root of 241777157 is about 622.9766306042.

The spelling of 241777157 in words is "two hundred forty-one million, seven hundred seventy-seven thousand, one hundred fifty-seven".