1145335255 has 24 divisors (see below), whose sum is σ = 1445639328. Its totient is φ = 871016256.

The previous prime is 1145335231. The next prime is 1145335273. The reversal of 1145335255 is 5525335411.

It is not a de Polignac number, because 1145335255 - 2¹³ = 1145327063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1145335255.

It is a congruent number.

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, 456334 + ... + 458836.

It is an arithmetic number, because the mean of its divisors is an integer number (60234972).

Almost surely, 2^1145335255 is an apocalyptic number.

1145335255 is a deficient number, since it is larger than the sum of its proper divisors (300304073).

1145335255 is a wasteful number, since it uses less digits than its factorization.

1145335255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2727 (or 2704 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

The square root of 1145335255 is about 33842.8021150732. The cubic root of 1145335255 is about 1046.2710524396.

It can be divided in two parts, 1145 and 335255, that added together give a square (336400 = 580²).

The spelling of 1145335255 in words is "one billion, one hundred forty-five million, three hundred thirty-five thousand, two hundred fifty-five".