1340461652 has 12 divisors (see below), whose sum is σ = 2346126720. Its totient is φ = 670139736.

The previous prime is 1340461631. The next prime is 1340461687. The reversal of 1340461652 is 2561640431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18749 + ... + 55067.

It is an arithmetic number, because the mean of its divisors is an integer number (195510560).

Almost surely, 2^1340461652 is an apocalyptic number.

It is an amenable number.

1340461652 is a deficient number, since it is larger than the sum of its proper divisors (1005665068).

1340461652 is a wasteful number, since it uses less digits than its factorization.

1340461652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45550 (or 45548 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1340461652 is about 36612.3155782313. The cubic root of 1340461652 is about 1102.6003636847.

The spelling of 1340461652 in words is "one billion, three hundred forty million, four hundred sixty-one thousand, six hundred fifty-two".