11319036405 has 8 divisors (see below), whose sum is σ = 18110458272. Its totient is φ = 6036819408.

The previous prime is 11319036403. The next prime is 11319036433. The reversal of 11319036405 is 50463091311.

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

It is not a de Polignac number, because 11319036405 - 2¹ = 11319036403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11319036403) 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, 377301199 + ... + 377301228.

It is an arithmetic number, because the mean of its divisors is an integer number (2263807284).

Almost surely, 2^11319036405 is an apocalyptic number.

11319036405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11319036405 is a deficient number, since it is larger than the sum of its proper divisors (6791421867).

11319036405 is an equidigital number, since it uses as much as digits as its factorization.

11319036405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754602435.

The product of its (nonzero) digits is 9720, while the sum is 33.

The spelling of 11319036405 in words is "eleven billion, three hundred nineteen million, thirty-six thousand, four hundred five".