1153450305 has 48 divisors (see below), whose sum is σ = 2290114944. Its totient is φ = 526095360.

The previous prime is 1153450301. The next prime is 1153450343. The reversal of 1153450305 is 5030543511.

1153450305 is a `hidden beast` number, since 1 + 15 + 345 + 0 + 305 = 666.

It is not a de Polignac number, because 1153450305 - 2² = 1153450301 is a prime.

It is a super-2 number, since 2×1153450305² = 2660895212209186050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1153450301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 143185 + ... + 151025.

It is an arithmetic number, because the mean of its divisors is an integer number (47710728).

Almost surely, 2^1153450305 is an apocalyptic number.

1153450305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1153450305 is a deficient number, since it is larger than the sum of its proper divisors (1136664639).

1153450305 is a wasteful number, since it uses less digits than its factorization.

1153450305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8326 (or 8323 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 1153450305 is about 33962.4837872615. The cubic root of 1153450305 is about 1048.7362892150.

Adding to 1153450305 its reverse (5030543511), we get a palindrome (6183993816).

The spelling of 1153450305 in words is "one billion, one hundred fifty-three million, four hundred fifty thousand, three hundred five".