1340310213 has 32 divisors (see below), whose sum is σ = 2219011200. Its totient is φ = 792489600.

The previous prime is 1340310193. The next prime is 1340310227. The reversal of 1340310213 is 3120130431.

1340310213 is a `hidden beast` number, since 1 + 340 + 310 + 2 + 13 = 666.

It is not a de Polignac number, because 1340310213 - 2¹³ = 1340302021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340310913) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42858 + ... + 67211.

It is an arithmetic number, because the mean of its divisors is an integer number (69344100).

Almost surely, 2^1340310213 is an apocalyptic number.

It is an amenable number.

1340310213 is a deficient number, since it is larger than the sum of its proper divisors (878700987).

1340310213 is a wasteful number, since it uses less digits than its factorization.

1340310213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110130 (or 110124 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1340310213 is about 36610.2473769299. The cubic root of 1340310213 is about 1102.5588399343.

Adding to 1340310213 its reverse (3120130431), we get a palindrome (4460440644).

The spelling of 1340310213 in words is "one billion, three hundred forty million, three hundred ten thousand, two hundred thirteen".