11311214613 has 8 divisors (see below), whose sum is σ = 15082164000. Its totient is φ = 7540537488.

The previous prime is 11311214591. The next prime is 11311214623. The reversal of 11311214613 is 31641211311.

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

It is not a de Polignac number, because 11311214613 - 2⁵ = 11311214581 is a prime.

It is a super-3 number, since 3×11311214613³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311214623) 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, 67383 + ... + 164811.

It is an arithmetic number, because the mean of its divisors is an integer number (1885270500).

Almost surely, 2^11311214613 is an apocalyptic number.

It is an amenable number.

11311214613 is a deficient number, since it is larger than the sum of its proper divisors (3770949387).

11311214613 is an equidigital number, since it uses as much as digits as its factorization.

11311214613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136131.

The product of its digits is 432, while the sum is 24.

Adding to 11311214613 its reverse (31641211311), we get a palindrome (42952425924).

The spelling of 11311214613 in words is "eleven billion, three hundred eleven million, two hundred fourteen thousand, six hundred thirteen".