11643627 has 4 divisors (see below), whose sum is σ = 15524840. Its totient is φ = 7762416.

The previous prime is 11643617. The next prime is 11643629. The reversal of 11643627 is 72634611.

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

It is not a de Polignac number, because 11643627 - 2⁶ = 11643563 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11643594 and 11643603.

It is not an unprimeable number, because it can be changed into a prime (11643629) 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, 1940602 + ... + 1940607.

It is an arithmetic number, because the mean of its divisors is an integer number (3881210).

Almost surely, 2^11643627 is an apocalyptic number.

11643627 is a deficient number, since it is larger than the sum of its proper divisors (3881213).

11643627 is an equidigital number, since it uses as much as digits as its factorization.

11643627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3881212.

The product of its digits is 6048, while the sum is 30.

The square root of 11643627 is about 3412.2759267093. The cubic root of 11643627 is about 226.6536730825.

The spelling of 11643627 in words is "eleven million, six hundred forty-three thousand, six hundred twenty-seven".