11471623 has 2 divisors, whose sum is σ = 11471624. Its totient is φ = 11471622.

The previous prime is 11471597. The next prime is 11471627. The reversal of 11471623 is 32617411.

11471623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (32617411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11471623 - 2¹⁷ = 11340551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11471627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5735811 + 5735812.

It is an arithmetic number, because the mean of its divisors is an integer number (5735812).

Almost surely, 2^11471623 is an apocalyptic number.

11471623 is a deficient number, since it is larger than the sum of its proper divisors (1).

11471623 is an equidigital number, since it uses as much as digits as its factorization.

11471623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 11471623 is about 3386.9784469347. The cubic root of 11471623 is about 225.5320609999.

The spelling of 11471623 in words is "eleven million, four hundred seventy-one thousand, six hundred twenty-three".