11734261979 has 4 divisors (see below), whose sum is σ = 12801013080. Its totient is φ = 10667510880.

The previous prime is 11734261961. The next prime is 11734261993. The reversal of 11734261979 is 97916243711.

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

It is a cyclic number.

It is not a de Polignac number, because 11734261979 - 2¹⁶ = 11734196443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11734261379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533375534 + ... + 533375555.

It is an arithmetic number, because the mean of its divisors is an integer number (3200253270).

Almost surely, 2^11734261979 is an apocalyptic number.

11734261979 is a deficient number, since it is larger than the sum of its proper divisors (1066751101).

11734261979 is a wasteful number, since it uses less digits than its factorization.

11734261979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066751100.

The product of its digits is 571536, while the sum is 50.

The spelling of 11734261979 in words is "eleven billion, seven hundred thirty-four million, two hundred sixty-one thousand, nine hundred seventy-nine".