1170011025 has 18 divisors (see below), whose sum is σ = 2095620150. Its totient is φ = 624005760.

The previous prime is 1170011023. The next prime is 1170011039. The reversal of 1170011025 is 5201100711.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3651921 + 1166359104 = 1911^2 + 34152^2 .

It is not a de Polignac number, because 1170011025 - 2¹ = 1170011023 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1170010989 and 1170011007.

It is not an unprimeable number, because it can be changed into a prime (1170011023) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 2599800 + ... + 2600249.

Almost surely, 2^1170011025 is an apocalyptic number.

1170011025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1170011025 is a deficient number, since it is larger than the sum of its proper divisors (925609125).

1170011025 is a wasteful number, since it uses less digits than its factorization.

1170011025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5200065 (or 5200057 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 18.

The square root of 1170011025 is about 34205.4239120055. The cubic root of 1170011025 is about 1053.7315528067.

Adding to 1170011025 its reverse (5201100711), we get a palindrome (6371111736).

The spelling of 1170011025 in words is "one billion, one hundred seventy million, eleven thousand, twenty-five".