1340104211 has 4 divisors (see below), whose sum is σ = 1340500272. Its totient is φ = 1339708152.

The previous prime is 1340104163. The next prime is 1340104243. The reversal of 1340104211 is 1124010431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1340104211 - 2¹⁰ = 1340103187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1340104211.

It is not an unprimeable number, because it can be changed into a prime (1340104811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192911 + ... + 199736.

It is an arithmetic number, because the mean of its divisors is an integer number (335125068).

Almost surely, 2^1340104211 is an apocalyptic number.

1340104211 is a deficient number, since it is larger than the sum of its proper divisors (396061).

1340104211 is an equidigital number, since it uses as much as digits as its factorization.

1340104211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396060.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1340104211 is about 36607.4338215614. The cubic root of 1340104211 is about 1102.5023502846.

Adding to 1340104211 its reverse (1124010431), we get a palindrome (2464114642).

The spelling of 1340104211 in words is "one billion, three hundred forty million, one hundred four thousand, two hundred eleven".