39072194123 has 2 divisors, whose sum is σ = 39072194124. Its totient is φ = 39072194122.

The previous prime is 39072194087. The next prime is 39072194257. The reversal of 39072194123 is 32149127093.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39072194123 - 2³⁴ = 21892324939 is a prime.

It is not a weakly prime, because it can be changed into another prime (39072194423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19536097061 + 19536097062.

It is an arithmetic number, because the mean of its divisors is an integer number (19536097062).

Almost surely, 2^39072194123 is an apocalyptic number.

39072194123 is a deficient number, since it is larger than the sum of its proper divisors (1).

39072194123 is an equidigital number, since it uses as much as digits as its factorization.

39072194123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 39072194123 in words is "thirty-nine billion, seventy-two million, one hundred ninety-four thousand, one hundred twenty-three".