11621113 has 8 divisors (see below), whose sum is σ = 13321728. Its totient is φ = 9930624.

The previous prime is 11621039. The next prime is 11621119. The reversal of 11621113 is 31112611.

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

It is a cyclic number.

It is not a de Polignac number, because 11621113 - 2⁹ = 11620601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11621119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120 + ... + 4822.

It is an arithmetic number, because the mean of its divisors is an integer number (1665216).

Almost surely, 2^11621113 is an apocalyptic number.

It is an amenable number.

11621113 is a deficient number, since it is larger than the sum of its proper divisors (1700615).

11621113 is an equidigital number, since it uses as much as digits as its factorization.

11621113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063.

The product of its digits is 36, while the sum is 16.

The square root of 11621113 is about 3408.9753592539. The cubic root of 11621113 is about 226.5074937379.

Adding to 11621113 its reverse (31112611), we get a palindrome (42733724).

The spelling of 11621113 in words is "eleven million, six hundred twenty-one thousand, one hundred thirteen".