1063564 has 6 divisors (see below), whose sum is σ = 1861244. Its totient is φ = 531780.

The previous prime is 1063561. The next prime is 1063597. The reversal of 1063564 is 4653601.

It is a super-2 number, since 2×1063564² = 2262336764192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1063561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132942 + ... + 132949.

2^1063564 is an apocalyptic number.

It is an amenable number.

1063564 is a deficient number, since it is larger than the sum of its proper divisors (797680).

1063564 is a wasteful number, since it uses less digits than its factorization.

1063564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265895 (or 265893 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1063564 is about 1031.2923930680. The cubic root of 1063564 is about 102.0754279963.

The spelling of 1063564 in words is "one million, sixty-three thousand, five hundred sixty-four".