1150545 has 32 divisors (see below), whose sum is σ = 2119680. Its totient is φ = 527040.

The previous prime is 1150537. The next prime is 1150547. The reversal of 1150545 is 5450511.

It is not a de Polignac number, because 1150545 - 2³ = 1150537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2952 + ... + 3318.

It is an arithmetic number, because the mean of its divisors is an integer number (66240).

2^1150545 is an apocalyptic number.

1150545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1150545 is a deficient number, since it is larger than the sum of its proper divisors (969135).

1150545 is a wasteful number, since it uses less digits than its factorization.

1150545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 1150545 is about 1072.6346069375. The cubic root of 1150545 is about 104.7855031615.

The spelling of 1150545 in words is "one million, one hundred fifty thousand, five hundred forty-five".