1153468273 has 4 divisors (see below), whose sum is σ = 1153536228. Its totient is φ = 1153400320.

The previous prime is 1153468237. The next prime is 1153468289. The reversal of 1153468273 is 3728643511.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 231252849 + 922215424 = 15207^2 + 30368^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1153468273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1153468223) 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, 15513 + ... + 50473.

It is an arithmetic number, because the mean of its divisors is an integer number (288384057).

Almost surely, 2^1153468273 is an apocalyptic number.

It is an amenable number.

1153468273 is a deficient number, since it is larger than the sum of its proper divisors (67955).

1153468273 is an equidigital number, since it uses as much as digits as its factorization.

1153468273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67954.

The product of its digits is 120960, while the sum is 40.

The square root of 1153468273 is about 33962.7483134095. The cubic root of 1153468273 is about 1048.7417347886.

The spelling of 1153468273 in words is "one billion, one hundred fifty-three million, four hundred sixty-eight thousand, two hundred seventy-three".