1345302543555 has 24 divisors (see below), whose sum is σ = 2332559734128. Its totient is φ = 717278692416.

The previous prime is 1345302543517. The next prime is 1345302543583. The reversal of 1345302543555 is 5553452035431.

1345302543555 is a `hidden beast` number, since 1 + 3 + 4 + 5 + 30 + 25 + 43 + 555 = 666.

It is not a de Polignac number, because 1345302543555 - 2²¹ = 1345300446403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1345302543555.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4348752 + ... + 4647821.

It is an arithmetic number, because the mean of its divisors is an integer number (97189988922).

Almost surely, 2^{1345302543555} is an apocalyptic number.

1345302543555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1345302543555 is a deficient number, since it is larger than the sum of its proper divisors (987257190573).

1345302543555 is a wasteful number, since it uses less digits than its factorization.

1345302543555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8999907 (or 8999904 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 45.

Adding to 1345302543555 its reverse (5553452035431), we get a palindrome (6898754578986).

The spelling of 1345302543555 in words is "one trillion, three hundred forty-five billion, three hundred two million, five hundred forty-three thousand, five hundred fifty-five".