1152540550 has 24 divisors (see below), whose sum is σ = 2449972656. Its totient is φ = 395156640.

The previous prime is 1152540523. The next prime is 1152540553. The reversal of 1152540550 is 550452511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152540553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1646137 + ... + 1646836.

It is an arithmetic number, because the mean of its divisors is an integer number (102082194).

Almost surely, 2^1152540550 is an apocalyptic number.

1152540550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1152540550 is an abundant number, since it is smaller than the sum of its proper divisors (1297432106).

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

1152540550 is a wasteful number, since it uses less digits than its factorization.

1152540550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292992 (or 3292987 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 1152540550 is about 33949.0876166061. The cubic root of 1152540550 is about 1048.4604952116.

The spelling of 1152540550 in words is "one billion, one hundred fifty-two million, five hundred forty thousand, five hundred fifty".