1053516 has 12 divisors (see below), whose sum is σ = 2458232. Its totient is φ = 351168.

The previous prime is 1053511. The next prime is 1053529. The reversal of 1053516 is 6153501.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1053516² = 2219791924512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1053492 and 1053501.

It is not an unprimeable number, because it can be changed into a prime (1053511) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 43885 + ... + 43908.

2^1053516 is an apocalyptic number.

It is an amenable number.

1053516 is an abundant number, since it is smaller than the sum of its proper divisors (1404716).

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

1053516 is a wasteful number, since it uses less digits than its factorization.

1053516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87800 (or 87798 counting only the distinct ones).

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

The square root of 1053516 is about 1026.4092750945. The cubic root of 1053516 is about 101.7529584790.

The spelling of 1053516 in words is "one million, fifty-three thousand, five hundred sixteen".