11313051689 has 4 divisors (see below), whose sum is σ = 11313297156. Its totient is φ = 11312806224.

The previous prime is 11313051683. The next prime is 11313051691. The reversal of 11313051689 is 98615031311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7355635225 + 3957416464 = 85765^2 + 62908^2 .

It is a cyclic number.

It is not a de Polignac number, because 11313051689 - 2¹² = 11313047593 is a prime.

It is a super-3 number, since 3×11313051689³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11313051683) 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, 30494 + ... + 153479.

It is an arithmetic number, because the mean of its divisors is an integer number (2828324289).

Almost surely, 2^11313051689 is an apocalyptic number.

It is an amenable number.

11313051689 is a deficient number, since it is larger than the sum of its proper divisors (245467).

11313051689 is an equidigital number, since it uses as much as digits as its factorization.

11313051689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245466.

The product of its (nonzero) digits is 19440, while the sum is 38.

The spelling of 11313051689 in words is "eleven billion, three hundred thirteen million, fifty-one thousand, six hundred eighty-nine".