1056212663 has 8 divisors (see below), whose sum is σ = 1152527376. Its totient is φ = 959947200.

The previous prime is 1056212657. The next prime is 1056212671. The reversal of 1056212663 is 3662126501.

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 1056212663 - 2⁸ = 1056212407 is a prime.

It is a super-2 number, since 2×1056212663² = 2231170378963103138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056212863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43595 + ... + 63347.

It is an arithmetic number, because the mean of its divisors is an integer number (144065922).

Almost surely, 2^1056212663 is an apocalyptic number.

1056212663 is a deficient number, since it is larger than the sum of its proper divisors (96314713).

1056212663 is a wasteful number, since it uses less digits than its factorization.

1056212663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24625.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1056212663 is about 32499.4255795391. The cubic root of 1056212663 is about 1018.3970281917.

The spelling of 1056212663 in words is "one billion, fifty-six million, two hundred twelve thousand, six hundred sixty-three".