1173232241 has 4 divisors (see below), whose sum is σ = 1173459684. Its totient is φ = 1173004800.

The previous prime is 1173232219. The next prime is 1173232259. The reversal of 1173232241 is 1422323711.

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

It can be written as a sum of positive squares in 2 ways, for example, as 379119841 + 794112400 = 19471^2 + 28180^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1173232241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1173232241.

It is not an unprimeable number, because it can be changed into a prime (1173232211) 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, 105800 + ... + 116361.

It is an arithmetic number, because the mean of its divisors is an integer number (293364921).

Almost surely, 2^1173232241 is an apocalyptic number.

It is an amenable number.

1173232241 is a deficient number, since it is larger than the sum of its proper divisors (227443).

1173232241 is an equidigital number, since it uses as much as digits as its factorization.

1173232241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227442.

The product of its digits is 2016, while the sum is 26.

The square root of 1173232241 is about 34252.4778811694. The cubic root of 1173232241 is about 1054.6976937569.

Adding to 1173232241 its reverse (1422323711), we get a palindrome (2595555952).

The spelling of 1173232241 in words is "one billion, one hundred seventy-three million, two hundred thirty-two thousand, two hundred forty-one".