1053156 has 48 divisors (see below), whose sum is σ = 2725184. Its totient is φ = 314496.

The previous prime is 1053103. The next prime is 1053179. The reversal of 1053156 is 6513501.

It is a happy number.

It is a super-2 number, since 2×1053156² = 2218275120672, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6630 + ... + 6786.

2^1053156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1053156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1362592).

1053156 is an abundant number, since it is smaller than the sum of its proper divisors (1672028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1053156 is a wasteful number, since it uses less digits than its factorization.

1053156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1053156 is about 1026.2338914692. The cubic root of 1053156 is about 101.7413670593.

Adding to 1053156 its reverse (6513501), we get a palindrome (7566657).

The spelling of 1053156 in words is "one million, fifty-three thousand, one hundred fifty-six".