1055775 has 24 divisors (see below), whose sum is σ = 1995904. Its totient is φ = 482400.

The previous prime is 1055771. The next prime is 1055783. The reversal of 1055775 is 5775501.

It is not a de Polignac number, because 1055775 - 2² = 1055771 is a prime.

It is a super-2 number, since 2×1055775² = 2229321701250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 481 + ... + 1530.

2^1055775 is an apocalyptic number.

1055775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1055775 is a deficient number, since it is larger than the sum of its proper divisors (940129).

1055775 is a wasteful number, since it uses less digits than its factorization.

1055775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031 (or 2026 counting only the distinct ones).

The product of its (nonzero) digits is 6125, while the sum is 30.

The square root of 1055775 is about 1027.5091240471. The cubic root of 1055775 is about 101.8256344315.

It can be divided in two parts, 1055 and 775, that added together give a triangular number (1830 = T₆₀).

The spelling of 1055775 in words is "one million, fifty-five thousand, seven hundred seventy-five".