1345512255 has 16 divisors (see below), whose sum is σ = 2158824960. Its totient is φ = 715604768.

The previous prime is 1345512247. The next prime is 1345512257. The reversal of 1345512255 is 5522155431.

It is a cyclic number.

It is not a de Polignac number, because 1345512255 - 2³ = 1345512247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345512257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119547 + ... + 130316.

It is an arithmetic number, because the mean of its divisors is an integer number (134926560).

Almost surely, 2^1345512255 is an apocalyptic number.

1345512255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1345512255 is a deficient number, since it is larger than the sum of its proper divisors (813312705).

1345512255 is a wasteful number, since it uses less digits than its factorization.

1345512255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250230.

The product of its digits is 30000, while the sum is 33.

The square root of 1345512255 is about 36681.2248296046. The cubic root of 1345512255 is about 1103.9834238283.

Adding to 1345512255 its reverse (5522155431), we get a palindrome (6867667686).

The spelling of 1345512255 in words is "one billion, three hundred forty-five million, five hundred twelve thousand, two hundred fifty-five".