11040340390 has 8 divisors (see below), whose sum is σ = 19872612720. Its totient is φ = 4416136152.

The previous prime is 11040340361. The next prime is 11040340391. The reversal of 11040340390 is 9304304011.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11040340391) 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, 552017010 + ... + 552017029.

It is an arithmetic number, because the mean of its divisors is an integer number (2484076590).

Almost surely, 2^11040340390 is an apocalyptic number.

11040340390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11040340390 is a deficient number, since it is larger than the sum of its proper divisors (8832272330).

11040340390 is a wasteful number, since it uses less digits than its factorization.

11040340390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104034046.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 11040340390 in words is "eleven billion, forty million, three hundred forty thousand, three hundred ninety".