1345244115515 has 16 divisors (see below), whose sum is σ = 1709287715232. Its totient is φ = 1012868135424.

The previous prime is 1345244115493. The next prime is 1345244115521. The reversal of 1345244115515 is 5155114425431.

It is a cyclic number.

It is not a de Polignac number, because 1345244115515 - 2¹⁶ = 1345244049979 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4659557 + ... + 4939833.

It is an arithmetic number, because the mean of its divisors is an integer number (106830482202).

Almost surely, 2^{1345244115515} is an apocalyptic number.

1345244115515 is a deficient number, since it is larger than the sum of its proper divisors (364043599717).

1345244115515 is a wasteful number, since it uses less digits than its factorization.

1345244115515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336766.

The product of its digits is 240000, while the sum is 41.

The spelling of 1345244115515 in words is "one trillion, three hundred forty-five billion, two hundred forty-four million, one hundred fifteen thousand, five hundred fifteen".