1056445533 has 72 divisors (see below), whose sum is σ = 1817023104. Its totient is φ = 586310400.

The previous prime is 1056445487. The next prime is 1056445567. The reversal of 1056445533 is 3355446501.

1056445533 is a `hidden beast` number, since 1 + 0 + 5 + 644 + 5 + 5 + 3 + 3 = 666.

It is not a de Polignac number, because 1056445533 - 2⁶ = 1056445469 is a prime.

It is a super-2 number, since 2×1056445533² = 2232154328391308178, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056445933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3898188 + ... + 3898458.

It is an arithmetic number, because the mean of its divisors is an integer number (25236432).

Almost surely, 2^1056445533 is an apocalyptic number.

1056445533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1056445533 is a deficient number, since it is larger than the sum of its proper divisors (760577571).

1056445533 is a wasteful number, since it uses less digits than its factorization.

1056445533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547 (or 531 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 1056445533 is about 32503.0080607934. The cubic root of 1056445533 is about 1018.4718668731.

The spelling of 1056445533 in words is "one billion, fifty-six million, four hundred forty-five thousand, five hundred thirty-three".