1152775 has 12 divisors (see below), whose sum is σ = 1539832. Its totient is φ = 851040.

The previous prime is 1152773. The next prime is 1152791. The reversal of 1152775 is 5772511.

It is not a de Polignac number, because 1152775 - 2¹ = 1152773 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1449 + ... + 2098.

2^1152775 is an apocalyptic number.

1152775 is a deficient number, since it is larger than the sum of its proper divisors (387057).

1152775 is a wasteful number, since it uses less digits than its factorization.

1152775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3570 (or 3565 counting only the distinct ones).

The product of its digits is 2450, while the sum is 28.

The square root of 1152775 is about 1073.6736003088. The cubic root of 1152775 is about 104.8531583064.

The spelling of 1152775 in words is "one million, one hundred fifty-two thousand, seven hundred seventy-five".