238077139903 has 2 divisors, whose sum is σ = 238077139904. Its totient is φ = 238077139902.

The previous prime is 238077139889. The next prime is 238077139907. The reversal of 238077139903 is 309931770832.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-238077139903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238077139907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119038569951 + 119038569952.

It is an arithmetic number, because the mean of its divisors is an integer number (119038569952).

Almost surely, 2^238077139903 is an apocalyptic number.

238077139903 is a deficient number, since it is larger than the sum of its proper divisors (1).

238077139903 is an equidigital number, since it uses as much as digits as its factorization.

238077139903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1714608, while the sum is 52.

The spelling of 238077139903 in words is "two hundred thirty-eight billion, seventy-seven million, one hundred thirty-nine thousand, nine hundred three".