1340023314 has 16 divisors (see below), whose sum is σ = 3062910528. Its totient is φ = 382863792.

The previous prime is 1340023313. The next prime is 1340023331. The reversal of 1340023314 is 4133200431.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1340023313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15952617 + ... + 15952700.

It is an arithmetic number, because the mean of its divisors is an integer number (191431908).

Almost surely, 2^1340023314 is an apocalyptic number.

1340023314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1340023314 is an abundant number, since it is smaller than the sum of its proper divisors (1722887214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1340023314 is a wasteful number, since it uses less digits than its factorization.

1340023314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31905329.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1340023314 is about 36606.3288790340. The cubic root of 1340023314 is about 1102.4801652120.

Adding to 1340023314 its reverse (4133200431), we get a palindrome (5473223745).

The spelling of 1340023314 in words is "one billion, three hundred forty million, twenty-three thousand, three hundred fourteen".