1152040412 has 6 divisors (see below), whose sum is σ = 2016070728. Its totient is φ = 576020204.

The previous prime is 1152040397. The next prime is 1152040423. The reversal of 1152040412 is 2140402511.

It is a happy number.

It is a super-2 number, since 2×1152040412² = 2654394221762259488, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 144005048 + ... + 144005055.

It is an arithmetic number, because the mean of its divisors is an integer number (336011788).

Almost surely, 2^1152040412 is an apocalyptic number.

It is an amenable number.

1152040412 is a deficient number, since it is larger than the sum of its proper divisors (864030316).

1152040412 is a wasteful number, since it uses less digits than its factorization.

1152040412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288010107 (or 288010105 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1152040412 is about 33941.7208167176. The cubic root of 1152040412 is about 1048.3088155728.

Adding to 1152040412 its reverse (2140402511), we get a palindrome (3292442923).

The spelling of 1152040412 in words is "one billion, one hundred fifty-two million, forty thousand, four hundred twelve".