1152111361 has 8 divisors (see below), whose sum is σ = 1171850240. Its totient is φ = 1132539408.

The previous prime is 1152111313. The next prime is 1152111383. The reversal of 1152111361 is 1631112511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1152111361 - 2⁹ = 1152110849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152111761) 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 7 ways as a sum of consecutive naturals, for example, 27771 + ... + 55456.

It is an arithmetic number, because the mean of its divisors is an integer number (146481280).

Almost surely, 2^1152111361 is an apocalyptic number.

It is an amenable number.

1152111361 is a deficient number, since it is larger than the sum of its proper divisors (19738879).

1152111361 is a wasteful number, since it uses less digits than its factorization.

1152111361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83463.

The product of its digits is 180, while the sum is 22.

The square root of 1152111361 is about 33942.7659597741. The cubic root of 1152111361 is about 1048.3303353431.

Adding to 1152111361 its reverse (1631112511), we get a palindrome (2783223872).

The spelling of 1152111361 in words is "one billion, one hundred fifty-two million, one hundred eleven thousand, three hundred sixty-one".