1055545 has 16 divisors (see below), whose sum is σ = 1370880. Its totient is φ = 777600.

The previous prime is 1055543. The next prime is 1055567. The reversal of 1055545 is 5455501.

It is not a de Polignac number, because 1055545 - 2¹ = 1055543 is a prime.

It is a super-3 number, since 3×1055545³ = 3528186333363010875, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1055543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3760 + ... + 4030.

It is an arithmetic number, because the mean of its divisors is an integer number (85680).

2^1055545 is an apocalyptic number.

It is an amenable number.

1055545 is a deficient number, since it is larger than the sum of its proper divisors (315335).

1055545 is a wasteful number, since it uses less digits than its factorization.

1055545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336.

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 1055545 is about 1027.3971968037. The cubic root of 1055545 is about 101.8182396751.

It can be divided in two parts, 1055 and 545, that added together give a square (1600 = 40²).

The spelling of 1055545 in words is "one million, fifty-five thousand, five hundred forty-five".