238433141 has 2 divisors, whose sum is σ = 238433142. Its totient is φ = 238433140.

The previous prime is 238433113. The next prime is 238433159. The reversal of 238433141 is 141334832.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149206225 + 89226916 = 12215^2 + 9446^2 .

It is a cyclic number.

It is not a de Polignac number, because 238433141 - 2²⁶ = 171324277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238433441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119216570 + 119216571.

It is an arithmetic number, because the mean of its divisors is an integer number (119216571).

Almost surely, 2^238433141 is an apocalyptic number.

It is an amenable number.

238433141 is a deficient number, since it is larger than the sum of its proper divisors (1).

238433141 is an equidigital number, since it uses as much as digits as its factorization.

238433141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 29.

The square root of 238433141 is about 15441.2804197061. The cubic root of 238433141 is about 620.0911598529.

Adding to 238433141 its reverse (141334832), we get a palindrome (379767973).

The spelling of 238433141 in words is "two hundred thirty-eight million, four hundred thirty-three thousand, one hundred forty-one".