11620055 has 8 divisors (see below), whose sum is σ = 13966512. Its totient is φ = 9281088.

The previous prime is 11620051. The next prime is 11620057. The reversal of 11620055 is 55002611.

11620055 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11620055 - 2² = 11620051 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 (11620051) 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, 2459 + ... + 5411.

It is an arithmetic number, because the mean of its divisors is an integer number (1745814).

Almost surely, 2^11620055 is an apocalyptic number.

11620055 is a deficient number, since it is larger than the sum of its proper divisors (2346457).

11620055 is an equidigital number, since it uses as much as digits as its factorization.

11620055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 11620055 is about 3408.8201771287. The cubic root of 11620055 is about 226.5006196917.

Adding to 11620055 its reverse (55002611), we get a palindrome (66622666).

The spelling of 11620055 in words is "eleven million, six hundred twenty thousand, fifty-five".