1365223 has 2 divisors, whose sum is σ = 1365224. Its totient is φ = 1365222.

The previous prime is 1365197. The next prime is 1365239. The reversal of 1365223 is 3225631.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1365223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1365194 and 1365203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1360223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 682611 + 682612.

It is an arithmetic number, because the mean of its divisors is an integer number (682612).

2^1365223 is an apocalyptic number.

1365223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1365223 is an equidigital number, since it uses as much as digits as its factorization.

1365223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 22.

The square root of 1365223 is about 1168.4275758471. The cubic root of 1365223 is about 110.9348155007.

The spelling of 1365223 in words is "one million, three hundred sixty-five thousand, two hundred twenty-three".