1340010223 has 2 divisors, whose sum is σ = 1340010224. Its totient is φ = 1340010222.

The previous prime is 1340010209. The next prime is 1340010253. The reversal of 1340010223 is 3220100431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1340010223 - 2²⁵ = 1306455791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1340010197 and 1340010206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340010253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670005111 + 670005112.

It is an arithmetic number, because the mean of its divisors is an integer number (670005112).

Almost surely, 2^1340010223 is an apocalyptic number.

1340010223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340010223 is an equidigital number, since it uses as much as digits as its factorization.

1340010223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1340010223 is about 36606.1500707190. The cubic root of 1340010223 is about 1102.4765750718.

Adding to 1340010223 its reverse (3220100431), we get a palindrome (4560110654).

The spelling of 1340010223 in words is "one billion, three hundred forty million, ten thousand, two hundred twenty-three".