238835867503 has 2 divisors, whose sum is σ = 238835867504. Its totient is φ = 238835867502.

The previous prime is 238835867471. The next prime is 238835867563. The reversal of 238835867503 is 305768538832.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 238835867503 - 2⁵ = 238835867471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238835867563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119417933751 + 119417933752.

It is an arithmetic number, because the mean of its divisors is an integer number (119417933752).

Almost surely, 2^238835867503 is an apocalyptic number.

238835867503 is a deficient number, since it is larger than the sum of its proper divisors (1).

238835867503 is an equidigital number, since it uses as much as digits as its factorization.

238835867503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29030400, while the sum is 58.

The spelling of 238835867503 in words is "two hundred thirty-eight billion, eight hundred thirty-five million, eight hundred sixty-seven thousand, five hundred three".