1053155 has 4 divisors (see below), whose sum is σ = 1263792. Its totient is φ = 842520.

The previous prime is 1053103. The next prime is 1053179. The reversal of 1053155 is 5513501.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1053155 - 2⁸ = 1052899 is a prime.

It is a super-2 number, since 2×1053155² = 2218270908050, which contains 22 as substring.

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, 105311 + ... + 105320.

It is an arithmetic number, because the mean of its divisors is an integer number (315948).

2^1053155 is an apocalyptic number.

1053155 is a deficient number, since it is larger than the sum of its proper divisors (210637).

1053155 is an equidigital number, since it uses as much as digits as its factorization.

1053155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210636.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 1053155 is about 1026.2334042507. The cubic root of 1053155 is about 101.7413348572.

Adding to 1053155 its reverse (5513501), we get a palindrome (6566656).

The spelling of 1053155 in words is "one million, fifty-three thousand, one hundred fifty-five".