1340168 has 8 divisors (see below), whose sum is σ = 2512830. Its totient is φ = 670080.

The previous prime is 1340159. The next prime is 1340179. The reversal of 1340168 is 8610431.

It can be written as a sum of positive squares in only one way, i.e., 1162084 + 178084 = 1078^2 + 422^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83753 + ... + 83768.

2^1340168 is an apocalyptic number.

It is an amenable number.

1340168 is a deficient number, since it is larger than the sum of its proper divisors (1172662).

1340168 is a wasteful number, since it uses less digits than its factorization.

1340168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167527 (or 167523 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1340168 is about 1157.6562529525. The cubic root of 1340168 is about 110.2519843055.

Adding to 1340168 its reverse (8610431), we get a palindrome (9950599).

The spelling of 1340168 in words is "one million, three hundred forty thousand, one hundred sixty-eight".