11774515073 has 4 divisors (see below), whose sum is σ = 11785191168. Its totient is φ = 11763838980.

The previous prime is 11774515037. The next prime is 11774515087. The reversal of 11774515073 is 37051547711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37051547711 = 23 ⋅1610936857.

It is a cyclic number.

It is not a de Polignac number, because 11774515073 - 2¹² = 11774510977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11774515073.

It is not an unprimeable number, because it can be changed into a prime (11774515273) 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, 5336393 + ... + 5338598.

It is an arithmetic number, because the mean of its divisors is an integer number (2946297792).

Almost surely, 2^11774515073 is an apocalyptic number.

It is an amenable number.

11774515073 is a deficient number, since it is larger than the sum of its proper divisors (10676095).

11774515073 is a wasteful number, since it uses less digits than its factorization.

11774515073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10676094.

The product of its (nonzero) digits is 102900, while the sum is 41.

The spelling of 11774515073 in words is "eleven billion, seven hundred seventy-four million, five hundred fifteen thousand, seventy-three".