1039413173 has 6 divisors (see below), whose sum is σ = 1045144386. Its totient is φ = 1033686752.

The previous prime is 1039413161. The next prime is 1039413187. The reversal of 1039413173 is 3713149301.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 415262884 + 624150289 = 20378^2 + 24983^2 .

It is not a de Polignac number, because 1039413173 - 2¹⁴ = 1039396789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1039413073) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 451361 + ... + 453657.

It is an arithmetic number, because the mean of its divisors is an integer number (174190731).

Almost surely, 2^1039413173 is an apocalyptic number.

It is an amenable number.

1039413173 is a deficient number, since it is larger than the sum of its proper divisors (5731213).

1039413173 is an frugal number, since it uses more digits than its factorization.

1039413173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4791 (or 2494 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 1039413173 is about 32239.9313429790. The cubic root of 1039413173 is about 1012.9688072962.

The spelling of 1039413173 in words is "one billion, thirty-nine million, four hundred thirteen thousand, one hundred seventy-three".