39438912922133 has 2 divisors, whose sum is σ = 39438912922134. Its totient is φ = 39438912922132.

The previous prime is 39438912922109. The next prime is 39438912922141. The reversal of 39438912922133 is 33122921983493.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39172865345329 + 266047576804 = 6258823^2 + 515798^2 .

It is a cyclic number.

It is not a de Polignac number, because 39438912922133 - 2¹⁶ = 39438912856597 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39438912922163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19719456461066 + 19719456461067.

It is an arithmetic number, because the mean of its divisors is an integer number (19719456461067).

Almost surely, 2^{39438912922133} is an apocalyptic number.

It is an amenable number.

39438912922133 is a deficient number, since it is larger than the sum of its proper divisors (1).

39438912922133 is an equidigital number, since it uses as much as digits as its factorization.

39438912922133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15116544, while the sum is 59.

The spelling of 39438912922133 in words is "thirty-nine trillion, four hundred thirty-eight billion, nine hundred twelve million, nine hundred twenty-two thousand, one hundred thirty-three".