241739154421 has 2 divisors, whose sum is σ = 241739154422. Its totient is φ = 241739154420.

The previous prime is 241739154341. The next prime is 241739154473. The reversal of 241739154421 is 124451937142.

241739154421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174715640100 + 67023514321 = 417990^2 + 258889^2 .

It is a cyclic number.

It is not a de Polignac number, because 241739154421 - 2²¹ = 241737057269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241739154121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120869577210 + 120869577211.

It is an arithmetic number, because the mean of its divisors is an integer number (120869577211).

Almost surely, 2^241739154421 is an apocalyptic number.

It is an amenable number.

241739154421 is a deficient number, since it is larger than the sum of its proper divisors (1).

241739154421 is an equidigital number, since it uses as much as digits as its factorization.

241739154421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 43.

The spelling of 241739154421 in words is "two hundred forty-one billion, seven hundred thirty-nine million, one hundred fifty-four thousand, four hundred twenty-one".