1175228288867 has 4 divisors (see below), whose sum is σ = 1176469291176. Its totient is φ = 1173987286560.

The previous prime is 1175228288849. The next prime is 1175228288869. The reversal of 1175228288867 is 7688828225711.

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

It is a cyclic number.

It is not a de Polignac number, because 1175228288867 - 2¹⁴ = 1175228272483 is a prime.

It is a super-2 number, since 2×1175228288867² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1175228288869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620499734 + ... + 620501627.

It is an arithmetic number, because the mean of its divisors is an integer number (294117322794).

Almost surely, 2^{1175228288867} is an apocalyptic number.

1175228288867 is a deficient number, since it is larger than the sum of its proper divisors (1241002309).

1175228288867 is an equidigital number, since it uses as much as digits as its factorization.

1175228288867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241002308.

The product of its digits is 48168960, while the sum is 65.

The spelling of 1175228288867 in words is "one trillion, one hundred seventy-five billion, two hundred twenty-eight million, two hundred eighty-eight thousand, eight hundred sixty-seven".