241908129 has 12 divisors (see below), whose sum is σ = 351355732. Its totient is φ = 160380000.

The previous prime is 241908091. The next prime is 241908157. The reversal of 241908129 is 921809142.

It can be written as a sum of positive squares in 2 ways, for example, as 20493729 + 221414400 = 4527^2 + 14880^2 .

It is not a de Polignac number, because 241908129 - 2⁷ = 241908001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 241908093 and 241908102.

It is not an unprimeable number, because it can be changed into a prime (241908229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72622 + ... + 75879.

Almost surely, 2^241908129 is an apocalyptic number.

It is an amenable number.

241908129 is a deficient number, since it is larger than the sum of its proper divisors (109447603).

241908129 is a wasteful number, since it uses less digits than its factorization.

241908129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148688 (or 148685 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 241908129 is about 15553.3960600250. The cubic root of 241908129 is about 623.0891002404.

The spelling of 241908129 in words is "two hundred forty-one million, nine hundred eight thousand, one hundred twenty-nine".