1345352555 has 4 divisors (see below), whose sum is σ = 1614423072. Its totient is φ = 1076282040.

The previous prime is 1345352549. The next prime is 1345352573. The reversal of 1345352555 is 5552535431.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1345352555 - 2¹⁶ = 1345287019 is a prime.

It is a Duffinian 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, 134535251 + ... + 134535260.

It is an arithmetic number, because the mean of its divisors is an integer number (403605768).

Almost surely, 2^1345352555 is an apocalyptic number.

1345352555 is a deficient number, since it is larger than the sum of its proper divisors (269070517).

1345352555 is an equidigital number, since it uses as much as digits as its factorization.

1345352555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269070516.

The product of its digits is 225000, while the sum is 38.

The square root of 1345352555 is about 36679.0479020380. The cubic root of 1345352555 is about 1103.9397445213.

Adding to 1345352555 its reverse (5552535431), we get a palindrome (6897887986).

The spelling of 1345352555 in words is "one billion, three hundred forty-five million, three hundred fifty-two thousand, five hundred fifty-five".