1345115636387 has 2 divisors, whose sum is σ = 1345115636388. Its totient is φ = 1345115636386.

The previous prime is 1345115636339. The next prime is 1345115636393. The reversal of 1345115636387 is 7836365115431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1345115636387 - 2²⁴ = 1345098859171 is a prime.

It is not a weakly prime, because it can be changed into another prime (1345115636687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672557818193 + 672557818194.

It is an arithmetic number, because the mean of its divisors is an integer number (672557818194).

Almost surely, 2^{1345115636387} is an apocalyptic number.

1345115636387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345115636387 is an equidigital number, since it uses as much as digits as its factorization.

1345115636387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5443200, while the sum is 53.

The spelling of 1345115636387 in words is "one trillion, three hundred forty-five billion, one hundred fifteen million, six hundred thirty-six thousand, three hundred eighty-seven".