1056822551 has 2 divisors, whose sum is σ = 1056822552. Its totient is φ = 1056822550.

The previous prime is 1056822523. The next prime is 1056822563. The reversal of 1056822551 is 1552286501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1056822551 - 2²⁶ = 989713687 is a prime.

It is a super-4 number, since 4×1056822551⁴ (a number of 37 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056822511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528411275 + 528411276.

It is an arithmetic number, because the mean of its divisors is an integer number (528411276).

Almost surely, 2^1056822551 is an apocalyptic number.

1056822551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056822551 is an equidigital number, since it uses as much as digits as its factorization.

1056822551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24000, while the sum is 35.

The square root of 1056822551 is about 32508.8072835655. The cubic root of 1056822551 is about 1018.5930078582.

The spelling of 1056822551 in words is "one billion, fifty-six million, eight hundred twenty-two thousand, five hundred fifty-one".