11620611 has 8 divisors (see below), whose sum is σ = 17215760. Its totient is φ = 7747056.

The previous prime is 11620601. The next prime is 11620613. The reversal of 11620611 is 11602611.

It is not a de Polignac number, because 11620611 - 2¹⁴ = 11604227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11620613) 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, 215170 + ... + 215223.

It is an arithmetic number, because the mean of its divisors is an integer number (2151970).

Almost surely, 2^11620611 is an apocalyptic number.

11620611 is a deficient number, since it is larger than the sum of its proper divisors (5595149).

11620611 is an equidigital number, since it uses as much as digits as its factorization.

11620611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430402 (or 430396 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 11620611 is about 3408.9017292964. The cubic root of 11620611 is about 226.5042321914.

The spelling of 11620611 in words is "eleven million, six hundred twenty thousand, six hundred eleven".