11662023 has 8 divisors (see below), whose sum is σ = 15575536. Its totient is φ = 7761600.

The previous prime is 11662003. The next prime is 11662033. The reversal of 11662023 is 32026611.

It is a happy number.

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

It is not a de Polignac number, because 11662023 - 2⁶ = 11661959 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 (11662003) 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, 958 + ... + 4923.

It is an arithmetic number, because the mean of its divisors is an integer number (1946942).

Almost surely, 2^11662023 is an apocalyptic number.

11662023 is a deficient number, since it is larger than the sum of its proper divisors (3913513).

11662023 is an equidigital number, since it uses as much as digits as its factorization.

11662023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6545.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 11662023 is about 3414.9704244693. The cubic root of 11662023 is about 226.7729751711.

Adding to 11662023 its reverse (32026611), we get a palindrome (43688634).

The spelling of 11662023 in words is "eleven million, six hundred sixty-two thousand, twenty-three".