1170251255 has 4 divisors (see below), whose sum is σ = 1404301512. Its totient is φ = 936201000.

The previous prime is 1170251231. The next prime is 1170251263. The reversal of 1170251255 is 5521520711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5521520711 = 7 ⋅788788673.

It is not a de Polignac number, because 1170251255 - 2²⁰ = 1169202679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117025121 + ... + 117025130.

It is an arithmetic number, because the mean of its divisors is an integer number (351075378).

Almost surely, 2^1170251255 is an apocalyptic number.

1170251255 is a deficient number, since it is larger than the sum of its proper divisors (234050257).

1170251255 is an equidigital number, since it uses as much as digits as its factorization.

1170251255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234050256.

The product of its (nonzero) digits is 3500, while the sum is 29.

The square root of 1170251255 is about 34208.9353093603. The cubic root of 1170251255 is about 1053.8036662604.

Adding to 1170251255 its reverse (5521520711), we get a palindrome (6691771966).

The spelling of 1170251255 in words is "one billion, one hundred seventy million, two hundred fifty-one thousand, two hundred fifty-five".