1340143414 has 4 divisors (see below), whose sum is σ = 2010215124. Its totient is φ = 670071706.

The previous prime is 1340143349. The next prime is 1340143433. The reversal of 1340143414 is 4143410431.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335035852 + ... + 335035855.

It is an arithmetic number, because the mean of its divisors is an integer number (502553781).

Almost surely, 2^1340143414 is an apocalyptic number.

1340143414 is a deficient number, since it is larger than the sum of its proper divisors (670071710).

1340143414 is an equidigital number, since it uses as much as digits as its factorization.

1340143414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670071709.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1340143414 is about 36607.9692689993. The cubic root of 1340143414 is about 1102.5131009356.

Adding to 1340143414 its reverse (4143410431), we get a palindrome (5483553845).

The spelling of 1340143414 in words is "one billion, three hundred forty million, one hundred forty-three thousand, four hundred fourteen".