39123134422043 has 4 divisors (see below), whose sum is σ = 44712153625200. Its totient is φ = 33534115218888.

The previous prime is 39123134421919. The next prime is 39123134422063. The reversal of 39123134422043 is 34022443132193.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 39123134422043 - 2¹⁸ = 39123134159899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39123134422063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2794509601568 + ... + 2794509601581.

It is an arithmetic number, because the mean of its divisors is an integer number (11178038406300).

Almost surely, 2^{39123134422043} is an apocalyptic number.

39123134422043 is a deficient number, since it is larger than the sum of its proper divisors (5589019203157).

39123134422043 is an equidigital number, since it uses as much as digits as its factorization.

39123134422043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5589019203156.

The product of its (nonzero) digits is 373248, while the sum is 41.

The spelling of 39123134422043 in words is "thirty-nine trillion, one hundred twenty-three billion, one hundred thirty-four million, four hundred twenty-two thousand, forty-three".