1152445340 has 24 divisors (see below), whose sum is σ = 2420947872. Its totient is φ = 460823360.

The previous prime is 1152445339. The next prime is 1152445373. The reversal of 1152445340 is 435442511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65705 + ... + 81375.

It is an arithmetic number, because the mean of its divisors is an integer number (100872828).

Almost surely, 2^1152445340 is an apocalyptic number.

1152445340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1152445340 is an abundant number, since it is smaller than the sum of its proper divisors (1268502532).

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

1152445340 is a wasteful number, since it uses less digits than its factorization.

1152445340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19357 (or 19355 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1152445340 is about 33947.6853408299. The cubic root of 1152445340 is about 1048.4316237263.

Adding to 1152445340 its reverse (435442511), we get a palindrome (1587887851).

The spelling of 1152445340 in words is "one billion, one hundred fifty-two million, four hundred forty-five thousand, three hundred forty".