1056562847 has 4 divisors (see below), whose sum is σ = 1081134120. Its totient is φ = 1031991576.

The previous prime is 1056562831. The next prime is 1056562853. The reversal of 1056562847 is 7482656501.

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

It is a cyclic number.

It is not a de Polignac number, because 1056562847 - 2⁴ = 1056562831 is a prime.

It is a super-2 number, since 2×1056562847² = 2232650099321490818, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1056562798 and 1056562807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056562807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12285572 + ... + 12285657.

It is an arithmetic number, because the mean of its divisors is an integer number (270283530).

Almost surely, 2^1056562847 is an apocalyptic number.

1056562847 is a deficient number, since it is larger than the sum of its proper divisors (24571273).

1056562847 is an equidigital number, since it uses as much as digits as its factorization.

1056562847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24571272.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 1056562847 is about 32504.8126744333. The cubic root of 1056562847 is about 1018.5095645372.

The spelling of 1056562847 in words is "one billion, fifty-six million, five hundred sixty-two thousand, eight hundred forty-seven".