238851043 has 2 divisors, whose sum is σ = 238851044. Its totient is φ = 238851042.

The previous prime is 238851031. The next prime is 238851079. The reversal of 238851043 is 340158832.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-238851043 is a prime.

It is not a weakly prime, because it can be changed into another prime (238851083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119425521 + 119425522.

It is an arithmetic number, because the mean of its divisors is an integer number (119425522).

Almost surely, 2^238851043 is an apocalyptic number.

238851043 is a deficient number, since it is larger than the sum of its proper divisors (1).

238851043 is an equidigital number, since it uses as much as digits as its factorization.

238851043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 238851043 is about 15454.8064691862. The cubic root of 238851043 is about 620.4532265317.

The spelling of 238851043 in words is "two hundred thirty-eight million, eight hundred fifty-one thousand, forty-three".