1340158 has 16 divisors (see below), whose sum is σ = 2099520. Its totient is φ = 641056.

The previous prime is 1340153. The next prime is 1340159. The reversal of 1340158 is 8510431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4848 + ... + 5116.

It is an arithmetic number, because the mean of its divisors is an integer number (131220).

2^1340158 is an apocalyptic number.

1340158 is a deficient number, since it is larger than the sum of its proper divisors (759362).

1340158 is a wasteful number, since it uses less digits than its factorization.

1340158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1340158 is about 1157.6519338730. The cubic root of 1340158 is about 110.2517100805.

Adding to 1340158 its reverse (8510431), we get a palindrome (9850589).

The spelling of 1340158 in words is "one million, three hundred forty thousand, one hundred fifty-eight".