1172348225 has 6 divisors (see below), whose sum is σ = 1453711830. Its totient is φ = 937878560.

The previous prime is 1172348209. The next prime is 1172348227. The reversal of 1172348225 is 5228432711.

It can be written as a sum of positive squares in 3 ways, for example, as 141681409 + 1030666816 = 11903^2 + 32104^2 .

It is not a de Polignac number, because 1172348225 - 2⁴ = 1172348209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1172348227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23446940 + ... + 23446989.

It is an arithmetic number, because the mean of its divisors is an integer number (242285305).

Almost surely, 2^1172348225 is an apocalyptic number.

It is an amenable number.

1172348225 is a deficient number, since it is larger than the sum of its proper divisors (281363605).

1172348225 is an equidigital number, since it uses as much as digits as its factorization.

1172348225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46893939 (or 46893934 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

The square root of 1172348225 is about 34239.5710399532. The cubic root of 1172348225 is about 1054.4327266349.

The spelling of 1172348225 in words is "one billion, one hundred seventy-two million, three hundred forty-eight thousand, two hundred twenty-five".