235681241 has 2 divisors, whose sum is σ = 235681242. Its totient is φ = 235681240.

The previous prime is 235681181. The next prime is 235681249. The reversal of 235681241 is 142186532.

235681241 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., 147865600 + 87815641 = 12160^2 + 9371^2 .

It is a cyclic number.

It is not a de Polignac number, because 235681241 - 2¹⁰ = 235680217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 235681198 and 235681207.

It is not a weakly prime, because it can be changed into another prime (235681249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117840620 + 117840621.

It is an arithmetic number, because the mean of its divisors is an integer number (117840621).

Almost surely, 2^235681241 is an apocalyptic number.

It is an amenable number.

235681241 is a deficient number, since it is larger than the sum of its proper divisors (1).

235681241 is an equidigital number, since it uses as much as digits as its factorization.

235681241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 32.

The square root of 235681241 is about 15351.9132683845. The cubic root of 235681241 is about 617.6963078480.

The spelling of 235681241 in words is "two hundred thirty-five million, six hundred eighty-one thousand, two hundred forty-one".