1150045 has 12 divisors (see below), whose sum is σ = 1495476. Its totient is φ = 848640.

The previous prime is 1150031. The next prime is 1150057. The reversal of 1150045 is 5400511.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 412164 + 737881 = 642^2 + 859^2 .

It is not a de Polignac number, because 1150045 - 2⁷ = 1149917 is a prime.

It is a Duffinian number.

1150045 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 165 + ... + 1525.

It is an arithmetic number, because the mean of its divisors is an integer number (124623).

2^1150045 is an apocalyptic number.

It is an amenable number.

1150045 is a deficient number, since it is larger than the sum of its proper divisors (345431).

1150045 is a wasteful number, since it uses less digits than its factorization.

1150045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 1150045 is about 1072.4015106293. The cubic root of 1150045 is about 104.7703218509.

Adding to 1150045 its reverse (5400511), we get a palindrome (6550556).

The spelling of 1150045 in words is "one million, one hundred fifty thousand, forty-five".