238526051 has 2 divisors, whose sum is σ = 238526052. Its totient is φ = 238526050.

The previous prime is 238526039. The next prime is 238526083. The reversal of 238526051 is 150625832.

It is an a-pointer prime, because the next prime (238526083) can be obtained adding 238526051 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-238526051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 238525999 and 238526017.

It is not a weakly prime, because it can be changed into another prime (238526011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119263025 + 119263026.

It is an arithmetic number, because the mean of its divisors is an integer number (119263026).

Almost surely, 2^238526051 is an apocalyptic number.

238526051 is a deficient number, since it is larger than the sum of its proper divisors (1).

238526051 is an equidigital number, since it uses as much as digits as its factorization.

238526051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 238526051 is about 15444.2886207167. The cubic root of 238526051 is about 620.1716928244.

The spelling of 238526051 in words is "two hundred thirty-eight million, five hundred twenty-six thousand, fifty-one".