11854881379 has 8 divisors (see below), whose sum is σ = 12980677680. Its totient is φ = 10737098400.

The previous prime is 11854881373. The next prime is 11854881383. The reversal of 11854881379 is 97318845811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11854881379 - 2²¹ = 11852784227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11854881373) 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, 2000232 + ... + 2006149.

It is an arithmetic number, because the mean of its divisors is an integer number (1622584710).

Almost surely, 2^11854881379 is an apocalyptic number.

11854881379 is a deficient number, since it is larger than the sum of its proper divisors (1125796301).

11854881379 is a wasteful number, since it uses less digits than its factorization.

11854881379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4006661.

The product of its digits is 1935360, while the sum is 55.

The spelling of 11854881379 in words is "eleven billion, eight hundred fifty-four million, eight hundred eighty-one thousand, three hundred seventy-nine".