1045511232 has 28 divisors (see below), whose sum is σ = 2766248976. Its totient is φ = 348503680.

The previous prime is 1045511221. The next prime is 1045511351. The reversal of 1045511232 is 2321155401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 3 ways as a sum of consecutive naturals, for example, 2722494 + ... + 2722877.

Almost surely, 2^1045511232 is an apocalyptic number.

1045511232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1045511232 is an abundant number, since it is smaller than the sum of its proper divisors (1720737744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045511232 is an equidigital number, since it uses as much as digits as its factorization.

1045511232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5445386 (or 5445376 counting only the distinct ones).

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

The square root of 1045511232 is about 32334.3661140898. The cubic root of 1045511232 is about 1014.9459173461.

Adding to 1045511232 its reverse (2321155401), we get a palindrome (3366666633).

The spelling of 1045511232 in words is "one billion, forty-five million, five hundred eleven thousand, two hundred thirty-two".