1340477932 has 12 divisors (see below), whose sum is σ = 2360779120. Its totient is φ = 665969616.

The previous prime is 1340477891. The next prime is 1340477953. The reversal of 1340477932 is 2397740431.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 1066632 + ... + 1067887.

Almost surely, 2^1340477932 is an apocalyptic number.

It is an amenable number.

1340477932 is a deficient number, since it is larger than the sum of its proper divisors (1020301188).

1340477932 is a wasteful number, since it uses less digits than its factorization.

1340477932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134680 (or 2134678 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 1340477932 is about 36612.5379071159. The cubic root of 1340477932 is about 1102.6048273860.

The spelling of 1340477932 in words is "one billion, three hundred forty million, four hundred seventy-seven thousand, nine hundred thirty-two".