1340141312 has 18 divisors (see below), whose sum is σ = 2675048208. Its totient is φ = 670070528.

The previous prime is 1340141249. The next prime is 1340141329. The reversal of 1340141312 is 2131410431.

It is a super-2 number, since 2×1340141312² = 3591957472258162688, which contains 22 as substring.

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, 2617208 + ... + 2617719.

Almost surely, 2^1340141312 is an apocalyptic number.

It is an amenable number.

1340141312 is a deficient number, since it is larger than the sum of its proper divisors (1334906896).

1340141312 is an frugal number, since it uses more digits than its factorization.

1340141312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5234943 (or 5234929 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1340141312 is about 36607.9405593923. The cubic root of 1340141312 is about 1102.5125245088.

Adding to 1340141312 its reverse (2131410431), we get a palindrome (3471551743).

The spelling of 1340141312 in words is "one billion, three hundred forty million, one hundred forty-one thousand, three hundred twelve".