134140304442409 has 4 divisors (see below), whose sum is σ = 134251994955220. Its totient is φ = 134028613929600.

The previous prime is 134140304442371. The next prime is 134140304442499. The reversal of 134140304442409 is 904244403041431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 50808455280025 + 83331849162384 = 7128005^2 + 9128628^2 .

It is a cyclic number.

It is not a de Polignac number, because 134140304442409 - 2¹⁹ = 134140303918121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134140304442499) 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, 55845254604 + ... + 55845257005.

It is an arithmetic number, because the mean of its divisors is an integer number (33562998738805).

Almost surely, 2^{134140304442409} is an apocalyptic number.

It is an amenable number.

134140304442409 is a deficient number, since it is larger than the sum of its proper divisors (111690512811).

134140304442409 is a wasteful number, since it uses less digits than its factorization.

134140304442409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111690512810.

The product of its (nonzero) digits is 663552, while the sum is 43.

The spelling of 134140304442409 in words is "one hundred thirty-four trillion, one hundred forty billion, three hundred four million, four hundred forty-two thousand, four hundred nine".