1155050 has 24 divisors (see below), whose sum is σ = 2314956. Its totient is φ = 426240.

The previous prime is 1155019. The next prime is 1155053. The reversal of 1155050 is 505511.

It can be written as a sum of positive squares in 6 ways, for example, as 219961 + 935089 = 469^2 + 967^2 .

It is not an unprimeable number, because it can be changed into a prime (1155053) 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 11 ways as a sum of consecutive naturals, for example, 239 + ... + 1538.

2^1155050 is an apocalyptic number.

1155050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1155050 is an abundant number, since it is smaller than the sum of its proper divisors (1159906).

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

1155050 is a wasteful number, since it uses less digits than its factorization.

1155050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1802 (or 1797 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 1155050 is about 1074.7325248637. The cubic root of 1155050 is about 104.9220888398.

It can be divided in two parts, 11 and 55050, that multiplied together give a triangular number (605550 = T₁₁₀₀).

The spelling of 1155050 in words is "one million, one hundred fifty-five thousand, fifty".