1145504412 has 72 divisors (see below), whose sum is σ = 3194427600. Its totient is φ = 343860480.

The previous prime is 1145504377. The next prime is 1145504413. The reversal of 1145504412 is 2144055411.

1145504412 is a `hidden beast` number, since 1 + 145 + 504 + 4 + 12 = 666.

It is a super-2 number, since 2×1145504412² = 2624360715822931488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145504413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10662 + ... + 49037.

It is an arithmetic number, because the mean of its divisors is an integer number (44367050).

Almost surely, 2^1145504412 is an apocalyptic number.

1145504412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1145504412 is an abundant number, since it is smaller than the sum of its proper divisors (2048923188).

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

1145504412 is a wasteful number, since it uses less digits than its factorization.

1145504412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59763 (or 59758 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 1145504412 is about 33845.3011805184. The cubic root of 1145504412 is about 1046.3225585697.

Adding to 1145504412 its reverse (2144055411), we get a palindrome (3289559823).

The spelling of 1145504412 in words is "one billion, one hundred forty-five million, five hundred four thousand, four hundred twelve".