11902223 has 2 divisors, whose sum is σ = 11902224. Its totient is φ = 11902222.

The previous prime is 11902213. The next prime is 11902229. The reversal of 11902223 is 32220911.

It is a strong prime.

It is an emirp because it is prime and its reverse (32220911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11902223 - 2⁴ = 11902207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11902195 and 11902204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11902229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5951111 + 5951112.

It is an arithmetic number, because the mean of its divisors is an integer number (5951112).

Almost surely, 2^11902223 is an apocalyptic number.

11902223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11902223 is an equidigital number, since it uses as much as digits as its factorization.

11902223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 11902223 is about 3449.9598548389. The cubic root of 11902223 is about 228.3193368206.

The spelling of 11902223 in words is "eleven million, nine hundred two thousand, two hundred twenty-three".