1035553 has 4 divisors (see below), whose sum is σ = 1045908. Its totient is φ = 1025200.

The previous prime is 1035547. The next prime is 1035563. The reversal of 1035553 is 3555301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3555301 = 101 ⋅35201.

It can be written as a sum of positive squares in 2 ways, for example, as 595984 + 439569 = 772^2 + 663^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1035553 is a prime.

It is a super-3 number, since 3×1035553³ = 3331487960943172131, which contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1035533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5026 + ... + 5227.

It is an arithmetic number, because the mean of its divisors is an integer number (261477).

2^1035553 is an apocalyptic number.

It is an amenable number.

1035553 is a deficient number, since it is larger than the sum of its proper divisors (10355).

1035553 is a wasteful number, since it uses less digits than its factorization.

1035553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10354.

The product of its (nonzero) digits is 1125, while the sum is 22.

The square root of 1035553 is about 1017.6212458474. The cubic root of 1035553 is about 101.1713263763.

The spelling of 1035553 in words is "one million, thirty-five thousand, five hundred fifty-three".