38259126109 has 2 divisors, whose sum is σ = 38259126110. Its totient is φ = 38259126108.

The previous prime is 38259126091. The next prime is 38259126149. The reversal of 38259126109 is 90162195283.

Together with previous prime (38259126091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30050222500 + 8208903609 = 173350^2 + 90603^2 .

It is an emirp because it is prime and its reverse (90162195283) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38259126109 - 2³⁵ = 3899387741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38259126149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19129563054 + 19129563055.

It is an arithmetic number, because the mean of its divisors is an integer number (19129563055).

Almost surely, 2^38259126109 is an apocalyptic number.

It is an amenable number.

38259126109 is a deficient number, since it is larger than the sum of its proper divisors (1).

38259126109 is an equidigital number, since it uses as much as digits as its factorization.

38259126109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 38259126109 in words is "thirty-eight billion, two hundred fifty-nine million, one hundred twenty-six thousand, one hundred nine".