241235881 has 2 divisors, whose sum is σ = 241235882. Its totient is φ = 241235880.

The previous prime is 241235879. The next prime is 241235909. The reversal of 241235881 is 188532142.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177315856 + 63920025 = 13316^2 + 7995^2 .

It is a cyclic number.

It is not a de Polignac number, because 241235881 - 2¹ = 241235879 is a prime.

It is a super-2 number, since 2×241235881² = 116389500563692322, which contains 22 as substring.

Together with 241235879, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (241235821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120617940 + 120617941.

It is an arithmetic number, because the mean of its divisors is an integer number (120617941).

Almost surely, 2^241235881 is an apocalyptic number.

It is an amenable number.

241235881 is a deficient number, since it is larger than the sum of its proper divisors (1).

241235881 is an equidigital number, since it uses as much as digits as its factorization.

241235881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15360, while the sum is 34.

The square root of 241235881 is about 15531.7700536674. The cubic root of 241235881 is about 622.5113891778.

The spelling of 241235881 in words is "two hundred forty-one million, two hundred thirty-five thousand, eight hundred eighty-one".