1150045255 has 4 divisors (see below), whose sum is σ = 1380054312. Its totient is φ = 920036200.

The previous prime is 1150045229. The next prime is 1150045271. The reversal of 1150045255 is 5525400511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5525400511 = 47 ⋅117561713.

It is not a de Polignac number, because 1150045255 - 2⁹ = 1150044743 is a prime.

It is a Duffinian number.

It is a congruent 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, 115004521 + ... + 115004530.

It is an arithmetic number, because the mean of its divisors is an integer number (345013578).

Almost surely, 2^1150045255 is an apocalyptic number.

1150045255 is a deficient number, since it is larger than the sum of its proper divisors (230009057).

1150045255 is an equidigital number, since it uses as much as digits as its factorization.

1150045255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230009056.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 1150045255 is about 33912.3171576346. The cubic root of 1150045255 is about 1047.7032959452.

Adding to 1150045255 its reverse (5525400511), we get a palindrome (6675445766).

The spelling of 1150045255 in words is "one billion, one hundred fifty million, forty-five thousand, two hundred fifty-five".