1150055 has 8 divisors (see below), whose sum is σ = 1401072. Its totient is φ = 906048.

The previous prime is 1150031. The next prime is 1150057. The reversal of 1150055 is 5500511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1150055 - 2⁶ = 1149991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1382 + ... + 2051.

It is an arithmetic number, because the mean of its divisors is an integer number (175134).

2^1150055 is an apocalyptic number.

1150055 is a deficient number, since it is larger than the sum of its proper divisors (251017).

1150055 is an equidigital number, since it uses as much as digits as its factorization.

1150055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3505.

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

The square root of 1150055 is about 1072.4061730520. The cubic root of 1150055 is about 104.7706255203.

Adding to 1150055 its reverse (5500511), we get a palindrome (6650566).

The spelling of 1150055 in words is "one million, one hundred fifty thousand, fifty-five".