1152806404 has 12 divisors (see below), whose sum is σ = 2017697500. Its totient is φ = 576321408.

The previous prime is 1152806401. The next prime is 1152806407. The reversal of 1152806404 is 4046082511.

It is an interprime number because it is at equal distance from previous prime (1152806401) and next prime (1152806407).

It can be written as a sum of positive squares in 2 ways, for example, as 782320900 + 370485504 = 27970^2 + 19248^2 .

It is a super-2 number, since 2×1152806404² = 2657925210206822432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1152806401) 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 3 ways as a sum of consecutive naturals, for example, 20272 + ... + 52120.

Almost surely, 2^1152806404 is an apocalyptic number.

It is an amenable number.

1152806404 is a deficient number, since it is larger than the sum of its proper divisors (864891096).

1152806404 is a wasteful number, since it uses less digits than its factorization.

1152806404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40902 (or 40900 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 1152806404 is about 33953.0028716165. The cubic root of 1152806404 is about 1048.5411043747.

Adding to 1152806404 its reverse (4046082511), we get a palindrome (5198888915).

The spelling of 1152806404 in words is "one billion, one hundred fifty-two million, eight hundred six thousand, four hundred four".