1045531132 has 12 divisors (see below), whose sum is σ = 1830124296. Its totient is φ = 522638480.

The previous prime is 1045531129. The next prime is 1045531169. The reversal of 1045531132 is 2311355401.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1045531097 and 1045531106.

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 3 ways as a sum of consecutive naturals, for example, 11878 + ... + 47245.

It is an arithmetic number, because the mean of its divisors is an integer number (152510358).

Almost surely, 2^1045531132 is an apocalyptic number.

It is an amenable number.

1045531132 is a deficient number, since it is larger than the sum of its proper divisors (784593164).

1045531132 is a wasteful number, since it uses less digits than its factorization.

1045531132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63548 (or 63546 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1045531132 is about 32334.6738347552. The cubic root of 1045531132 is about 1014.9523567144.

Adding to 1045531132 its reverse (2311355401), we get a palindrome (3356886533).

The spelling of 1045531132 in words is "one billion, forty-five million, five hundred thirty-one thousand, one hundred thirty-two".