1152152340 has 48 divisors (see below), whose sum is σ = 3366292608. Its totient is φ = 293881984.

The previous prime is 1152152329. The next prime is 1152152341. The reversal of 1152152340 is 432512511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1152152340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152152341) 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 15 ways as a sum of consecutive naturals, for example, 416067 + ... + 418826.

It is an arithmetic number, because the mean of its divisors is an integer number (70131096).

Almost surely, 2^1152152340 is an apocalyptic number.

1152152340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1152152340 is an abundant number, since it is smaller than the sum of its proper divisors (2214140268).

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

1152152340 is a wasteful number, since it uses less digits than its factorization.

1152152340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834928 (or 834926 counting only the distinct ones).

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

The square root of 1152152340 is about 33943.3696029136. The cubic root of 1152152340 is about 1048.3427644135.

Adding to 1152152340 its reverse (432512511), we get a palindrome (1584664851).

The spelling of 1152152340 in words is "one billion, one hundred fifty-two million, one hundred fifty-two thousand, three hundred forty".