11400933685 has 4 divisors (see below), whose sum is σ = 13681120428. Its totient is φ = 9120746944.

The previous prime is 11400933683. The next prime is 11400933689. The reversal of 11400933685 is 58633900411.

11400933685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58633900411 = 134047 ⋅437413.

It can be written as a sum of positive squares in 2 ways, for example, as 1335025444 + 10065908241 = 36538^2 + 100329^2 .

It is a cyclic number.

It is not a de Polignac number, because 11400933685 - 2¹ = 11400933683 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11400933683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1140093364 + ... + 1140093373.

It is an arithmetic number, because the mean of its divisors is an integer number (3420280107).

Almost surely, 2^11400933685 is an apocalyptic number.

It is an amenable number.

11400933685 is a deficient number, since it is larger than the sum of its proper divisors (2280186743).

11400933685 is an equidigital number, since it uses as much as digits as its factorization.

11400933685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280186742.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 11400933685 in words is "eleven billion, four hundred million, nine hundred thirty-three thousand, six hundred eighty-five".