1340415514513 has 2 divisors, whose sum is σ = 1340415514514. Its totient is φ = 1340415514512.

The previous prime is 1340415514511. The next prime is 1340415514549. The reversal of 1340415514513 is 3154155140431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1319941338769 + 20474175744 = 1148887^2 + 143088^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340415514513 - 2¹ = 1340415514511 is a prime.

Together with 1340415514511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1340415514511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670207757256 + 670207757257.

It is an arithmetic number, because the mean of its divisors is an integer number (670207757257).

Almost surely, 2^{1340415514513} is an apocalyptic number.

It is an amenable number.

1340415514513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340415514513 is an equidigital number, since it uses as much as digits as its factorization.

1340415514513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 1340415514513 in words is "one trillion, three hundred forty billion, four hundred fifteen million, five hundred fourteen thousand, five hundred thirteen".