1153125505 has 16 divisors (see below), whose sum is σ = 1611270144. Its totient is φ = 775794240.

The previous prime is 1153125469. The next prime is 1153125529. The reversal of 1153125505 is 5055213511.

It is not a de Polignac number, because 1153125505 - 2¹¹ = 1153123457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 308961 + ... + 312670.

It is an arithmetic number, because the mean of its divisors is an integer number (100704384).

Almost surely, 2^1153125505 is an apocalyptic number.

It is an amenable number.

1153125505 is a deficient number, since it is larger than the sum of its proper divisors (458144639).

1153125505 is an equidigital number, since it uses as much as digits as its factorization.

1153125505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621696.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 1153125505 is about 33957.7017037373. The cubic root of 1153125505 is about 1048.6378421116.

The spelling of 1153125505 in words is "one billion, one hundred fifty-three million, one hundred twenty-five thousand, five hundred five".