1340712470 has 16 divisors (see below), whose sum is σ = 2418525648. Its totient is φ = 535119840.

The previous prime is 1340712469. The next prime is 1340712479. The reversal of 1340712470 is 742170431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340712479) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 140804 + ... + 150023.

It is an arithmetic number, because the mean of its divisors is an integer number (151157853).

Almost surely, 2^1340712470 is an apocalyptic number.

1340712470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340712470 is a deficient number, since it is larger than the sum of its proper divisors (1077813178).

1340712470 is a wasteful number, since it uses less digits than its factorization.

1340712470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291295.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 1340712470 is about 36615.7407408344. The cubic root of 1340712470 is about 1102.6691297377.

The spelling of 1340712470 in words is "one billion, three hundred forty million, seven hundred twelve thousand, four hundred seventy".