1145442404 has 6 divisors (see below), whose sum is σ = 2004524214. Its totient is φ = 572721200.

The previous prime is 1145442373. The next prime is 1145442421. The reversal of 1145442404 is 4042445411.

It can be written as a sum of positive squares in only one way, i.e., 958026304 + 187416100 = 30952^2 + 13690^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143180297 + ... + 143180304.

It is an arithmetic number, because the mean of its divisors is an integer number (334087369).

Almost surely, 2^1145442404 is an apocalyptic number.

It is an amenable number.

1145442404 is a deficient number, since it is larger than the sum of its proper divisors (859081810).

1145442404 is a wasteful number, since it uses less digits than its factorization.

1145442404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286360605 (or 286360603 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 1145442404 is about 33844.3851177710. The cubic root of 1145442404 is about 1046.3036785203.

Adding to 1145442404 its reverse (4042445411), we get a palindrome (5187887815).

The spelling of 1145442404 in words is "one billion, one hundred forty-five million, four hundred forty-two thousand, four hundred four".