238054253 has 2 divisors, whose sum is σ = 238054254. Its totient is φ = 238054252.

The previous prime is 238054169. The next prime is 238054309. The reversal of 238054253 is 352450832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230644969 + 7409284 = 15187^2 + 2722^2 .

It is a cyclic number.

It is not a de Polignac number, because 238054253 - 2⁸ = 238053997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238054153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119027126 + 119027127.

It is an arithmetic number, because the mean of its divisors is an integer number (119027127).

Almost surely, 2^238054253 is an apocalyptic number.

It is an amenable number.

238054253 is a deficient number, since it is larger than the sum of its proper divisors (1).

238054253 is an equidigital number, since it uses as much as digits as its factorization.

238054253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 238054253 is about 15429.0068701780. The cubic root of 238054253 is about 619.7625287228.

The spelling of 238054253 in words is "two hundred thirty-eight million, fifty-four thousand, two hundred fifty-three".