1053355 has 4 divisors (see below), whose sum is σ = 1264032. Its totient is φ = 842680.

The previous prime is 1053347. The next prime is 1053361. The reversal of 1053355 is 5533501.

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: 5533501 = 23 ⋅240587.

It is not a de Polignac number, because 1053355 - 2³ = 1053347 is a prime.

It is a super-2 number, since 2×1053355² = 2219113512050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105331 + ... + 105340.

It is an arithmetic number, because the mean of its divisors is an integer number (316008).

2^1053355 is an apocalyptic number.

1053355 is a deficient number, since it is larger than the sum of its proper divisors (210677).

1053355 is an equidigital number, since it uses as much as digits as its factorization.

1053355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210676.

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

The square root of 1053355 is about 1026.3308433444. The cubic root of 1053355 is about 101.7477748650.

Adding to 1053355 its reverse (5533501), we get a palindrome (6586856).

The spelling of 1053355 in words is "one million, fifty-three thousand, three hundred fifty-five".