134313440409 has 8 divisors (see below), whose sum is σ = 198982874720. Its totient is φ = 89542293588.

The previous prime is 134313440407. The next prime is 134313440447. The reversal of 134313440409 is 904044313431.

It is not a de Polignac number, because 134313440409 - 2¹ = 134313440407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134313440407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2487285907 + ... + 2487285960.

It is an arithmetic number, because the mean of its divisors is an integer number (24872859340).

Almost surely, 2^134313440409 is an apocalyptic number.

It is an amenable number.

134313440409 is a deficient number, since it is larger than the sum of its proper divisors (64669434311).

134313440409 is an equidigital number, since it uses as much as digits as its factorization.

134313440409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4974571876 (or 4974571870 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 134313440409 in words is "one hundred thirty-four billion, three hundred thirteen million, four hundred forty thousand, four hundred nine".