11909334134 has 16 divisors (see below), whose sum is σ = 17899062480. Its totient is φ = 5942993280.

The previous prime is 11909334131. The next prime is 11909334179. The reversal of 11909334134 is 43143390911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11909334131) 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, 2820677 + ... + 2824895.

It is an arithmetic number, because the mean of its divisors is an integer number (1118691405).

Almost surely, 2^11909334134 is an apocalyptic number.

11909334134 is a deficient number, since it is larger than the sum of its proper divisors (5989728346).

11909334134 is a wasteful number, since it uses less digits than its factorization.

11909334134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6655.

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 11909334134 in words is "eleven billion, nine hundred nine million, three hundred thirty-four thousand, one hundred thirty-four".