38921571103 has 2 divisors, whose sum is σ = 38921571104. Its totient is φ = 38921571102.

The previous prime is 38921571097. The next prime is 38921571113. The reversal of 38921571103 is 30117512983.

38921571103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38921571103 - 2⁵ = 38921571071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38921571113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19460785551 + 19460785552.

It is an arithmetic number, because the mean of its divisors is an integer number (19460785552).

Almost surely, 2^38921571103 is an apocalyptic number.

38921571103 is a deficient number, since it is larger than the sum of its proper divisors (1).

38921571103 is an equidigital number, since it uses as much as digits as its factorization.

38921571103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 38921571103 in words is "thirty-eight billion, nine hundred twenty-one million, five hundred seventy-one thousand, one hundred three".