1939040103245 has 24 divisors (see below), whose sum is σ = 2711245630968. Its totient is φ = 1327415040000.

The previous prime is 1939040103233. The next prime is 1939040103271. The reversal of 1939040103245 is 5423010409391.

It can be written as a sum of positive squares in 4 ways, for example, as 270453042601 + 1668587060644 = 520051^2 + 1291738^2 .

It is not a de Polignac number, because 1939040103245 - 2¹⁶ = 1939040037709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6437156 + ... + 6731645.

It is an arithmetic number, because the mean of its divisors is an integer number (112968567957).

Almost surely, 2^{1939040103245} is an apocalyptic number.

It is an amenable number.

1939040103245 is a deficient number, since it is larger than the sum of its proper divisors (772205527723).

1939040103245 is a wasteful number, since it uses less digits than its factorization.

1939040103245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13169421 (or 13169414 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 1939040103245 in words is "one trillion, nine hundred thirty-nine billion, forty million, one hundred three thousand, two hundred forty-five".