1055653 has 4 divisors (see below), whose sum is σ = 1070188. Its totient is φ = 1041120.

The previous prime is 1055611. The next prime is 1055671. The reversal of 1055653 is 3565501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3565501 = 179 ⋅19919.

It can be written as a sum of positive squares in 2 ways, for example, as 277729 + 777924 = 527^2 + 882^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055653 - 2⁹ = 1055141 is a prime.

It is a super-2 number, since 2×1055653² = 2228806512818, 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 (1055603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7158 + ... + 7303.

It is an arithmetic number, because the mean of its divisors is an integer number (267547).

2^1055653 is an apocalyptic number.

It is an amenable number.

1055653 is a deficient number, since it is larger than the sum of its proper divisors (14535).

1055653 is an equidigital number, since it uses as much as digits as its factorization.

1055653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14534.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 1055653 is about 1027.4497554625. The cubic root of 1055653 is about 101.8217121293.

It can be divided in two parts, 10556 and 53, that added together give a square (10609 = 103²).

The spelling of 1055653 in words is "one million, fifty-five thousand, six hundred fifty-three".