1056563135 has 8 divisors (see below), whose sum is σ = 1268492400. Its totient is φ = 844839424.

The previous prime is 1056563117. The next prime is 1056563159. The reversal of 1056563135 is 5313656501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1056563135 - 2¹⁶ = 1056497599 is a prime.

It is a super-2 number, since 2×1056563135² = 2232651316482056450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1056563095 and 1056563104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39842 + ... + 60831.

It is an arithmetic number, because the mean of its divisors is an integer number (158561550).

Almost surely, 2^1056563135 is an apocalyptic number.

1056563135 is a deficient number, since it is larger than the sum of its proper divisors (211929265).

1056563135 is a wasteful number, since it uses less digits than its factorization.

1056563135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102777.

The product of its (nonzero) digits is 40500, while the sum is 35.

The square root of 1056563135 is about 32504.8171045462. The cubic root of 1056563135 is about 1018.5096570796.

The spelling of 1056563135 in words is "one billion, fifty-six million, five hundred sixty-three thousand, one hundred thirty-five".