1153100445 has 32 divisors (see below), whose sum is σ = 2110337280. Its totient is φ = 526679040.

The previous prime is 1153100419. The next prime is 1153100453. The reversal of 1153100445 is 5440013511.

It is a happy number.

It is not a de Polignac number, because 1153100445 - 2⁵ = 1153100413 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138871 + ... + 146939.

It is an arithmetic number, because the mean of its divisors is an integer number (65948040).

Almost surely, 2^1153100445 is an apocalyptic number.

1153100445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1153100445 is a deficient number, since it is larger than the sum of its proper divisors (957236835).

1153100445 is a wasteful number, since it uses less digits than its factorization.

1153100445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9445.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1153100445 is about 33957.3327132742. The cubic root of 1153100445 is about 1048.6302456402.

Adding to 1153100445 its reverse (5440013511), we get a palindrome (6593113956).

The spelling of 1153100445 in words is "one billion, one hundred fifty-three million, one hundred thousand, four hundred forty-five".