1045521153 has 12 divisors (see below), whose sum is σ = 1512668820. Its totient is φ = 695873376.

The previous prime is 1045521119. The next prime is 1045521163. The reversal of 1045521153 is 3511255401.

1045521153 is a `hidden beast` number, since 104 + 552 + 1 + 1 + 5 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 15303744 + 1030217409 = 3912^2 + 32097^2 .

It is not a de Polignac number, because 1045521153 - 2⁸ = 1045520897 is a prime.

It is a super-2 number, since 2×1045521153² = 2186228962740898818, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1045521163) 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 11 ways as a sum of consecutive naturals, for example, 89238 + ... + 100271.

It is an arithmetic number, because the mean of its divisors is an integer number (126055735).

Almost surely, 2^1045521153 is an apocalyptic number.

It is an amenable number.

1045521153 is a deficient number, since it is larger than the sum of its proper divisors (467147667).

1045521153 is a wasteful number, since it uses less digits than its factorization.

1045521153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190128 (or 190125 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1045521153 is about 32334.5195263514. The cubic root of 1045521153 is about 1014.9491276565.

Adding to 1045521153 its reverse (3511255401), we get a palindrome (4556776554).

The spelling of 1045521153 in words is "one billion, forty-five million, five hundred twenty-one thousand, one hundred fifty-three".