1152550 has 48 divisors (see below), whose sum is σ = 2544480. Its totient is φ = 380160.

The previous prime is 1152527. The next prime is 1152589. The reversal of 1152550 is 552511.

1152550 = T₈₅ + T₈₆ + ... + T₁₉₅.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12906 + ... + 12994.

It is an arithmetic number, because the mean of its divisors is an integer number (53010).

2^1152550 is an apocalyptic number.

1152550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1152550 is an abundant number, since it is smaller than the sum of its proper divisors (1391930).

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

1152550 is a wasteful number, since it uses less digits than its factorization.

1152550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 1152550 is about 1073.5688147483. The cubic root of 1152550 is about 104.8463360743.

The spelling of 1152550 in words is "one million, one hundred fifty-two thousand, five hundred fifty".