3471130431409 has 3 divisors (see below), whose sum is σ = 3471132294507. Its totient is φ = 3471128568312.

The previous prime is 3471130431383. The next prime is 3471130431413. The reversal of 3471130431409 is 9041340311743.

It is a happy number.

The square root of 3471130431409 is 1863097.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 3451773831025 + 19356600384 = 1857895^2 + 139128^2 .

It is not a de Polignac number, because 3471130431409 - 2⁷ = 3471130431281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3471130432409) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 931549 + ... + 2794645.

It is an arithmetic number, because the mean of its divisors is an integer number (1157044098169).

Almost surely, 2^{3471130431409} is an apocalyptic number.

3471130431409 is the 1863097-th square number.

3471130431409 is the 931549-th centered octagonal number.

It is an amenable number.

3471130431409 is a deficient number, since it is larger than the sum of its proper divisors (1863098).

3471130431409 is an frugal number, since it uses more digits than its factorization.

3471130431409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3726194 (or 1863097 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 3471130431409 in words is "three trillion, four hundred seventy-one billion, one hundred thirty million, four hundred thirty-one thousand, four hundred nine".