134705746349 has 4 divisors (see below), whose sum is σ = 134706545820. Its totient is φ = 134704946880.

The previous prime is 134705746319. The next prime is 134705746379. The reversal of 134705746349 is 943647507431.

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 is an interprime number because it is at equal distance from previous prime (134705746319) and next prime (134705746379).

It can be written as a sum of positive squares in 2 ways, for example, as 128383906249 + 6321840100 = 358307^2 + 79510^2 .

It is a cyclic number.

It is not a de Polignac number, because 134705746349 - 2²⁰ = 134704697773 is a prime.

It is a super-2 number, since 2×134705746349² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 134705746349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134705746319) 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, 37694 + ... + 520415.

It is an arithmetic number, because the mean of its divisors is an integer number (33676636455).

Almost surely, 2^134705746349 is an apocalyptic number.

It is an amenable number.

134705746349 is a deficient number, since it is larger than the sum of its proper divisors (799471).

134705746349 is an equidigital number, since it uses as much as digits as its factorization.

134705746349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799470.

The product of its (nonzero) digits is 7620480, while the sum is 53.

The spelling of 134705746349 in words is "one hundred thirty-four billion, seven hundred five million, seven hundred forty-six thousand, three hundred forty-nine".