1340513559 has 48 divisors (see below), whose sum is σ = 2424913920. Its totient is φ = 693247680.

The previous prime is 1340513557. The next prime is 1340513561. The reversal of 1340513559 is 9553150431.

It is a happy number.

1340513559 is a `hidden beast` number, since 13 + 40 + 51 + 3 + 559 = 666.

It is an interprime number because it is at equal distance from previous prime (1340513557) and next prime (1340513561).

It is not a de Polignac number, because 1340513559 - 2¹ = 1340513557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340513557) by changing a digit.

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 in 47 ways as a sum of consecutive naturals, for example, 154474 + ... + 162920.

It is an arithmetic number, because the mean of its divisors is an integer number (50519040).

Almost surely, 2^1340513559 is an apocalyptic number.

1340513559 is a deficient number, since it is larger than the sum of its proper divisors (1084400361).

1340513559 is a wasteful number, since it uses less digits than its factorization.

1340513559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8700 (or 8697 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The square root of 1340513559 is about 36613.0244448611. The cubic root of 1340513559 is about 1102.6145955821.

The spelling of 1340513559 in words is "one billion, three hundred forty million, five hundred thirteen thousand, five hundred fifty-nine".