1107775 has 12 divisors (see below), whose sum is σ = 1394752. Its totient is φ = 872640.

The previous prime is 1107773. The next prime is 1107781. The reversal of 1107775 is 5777011.

It is not a de Polignac number, because 1107775 - 2¹ = 1107773 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 an Ulam number.

It is a Duffinian number.

1107775 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1107773) 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, 1522 + ... + 2128.

2^1107775 is an apocalyptic number.

1107775 is a deficient number, since it is larger than the sum of its proper divisors (286977).

1107775 is an equidigital number, since it uses as much as digits as its factorization.

1107775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 1715, while the sum is 28.

The square root of 1107775 is about 1052.5089073257. The cubic root of 1107775 is about 103.4706522157.

The spelling of 1107775 in words is "one million, one hundred seven thousand, seven hundred seventy-five".