38109113815043 has 2 divisors, whose sum is σ = 38109113815044. Its totient is φ = 38109113815042.

The previous prime is 38109113815009. The next prime is 38109113815099. The reversal of 38109113815043 is 34051831190183.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38109113815043 - 2⁶ = 38109113814979 is a prime.

It is not a weakly prime, because it can be changed into another prime (38109113814043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19054556907521 + 19054556907522.

It is an arithmetic number, because the mean of its divisors is an integer number (19054556907522).

Almost surely, 2^{38109113815043} is an apocalyptic number.

38109113815043 is a deficient number, since it is larger than the sum of its proper divisors (1).

38109113815043 is an equidigital number, since it uses as much as digits as its factorization.

38109113815043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 38109113815043 in words is "thirty-eight trillion, one hundred nine billion, one hundred thirteen million, eight hundred fifteen thousand, forty-three".