1313440140534 has 8 divisors (see below), whose sum is σ = 2626880281080. Its totient is φ = 437813380176.

The previous prime is 1313440140473. The next prime is 1313440140601. The reversal of 1313440140534 is 4350410443131.

It is a sphenic number, since it is the product of 3 distinct primes.

1313440140534 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1313440140495 and 1313440140504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109453345039 + ... + 109453345050.

It is an arithmetic number, because the mean of its divisors is an integer number (328360035135).

Almost surely, 2^{1313440140534} is an apocalyptic number.

1313440140534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313440140534 is a wasteful number, since it uses less digits than its factorization.

1313440140534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218906690094.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 1313440140534 its reverse (4350410443131), we get a palindrome (5663850583665).

The spelling of 1313440140534 in words is "one trillion, three hundred thirteen billion, four hundred forty million, one hundred forty thousand, five hundred thirty-four".