1012056553 has 2 divisors, whose sum is σ = 1012056554. Its totient is φ = 1012056552.

The previous prime is 1012056503. The next prime is 1012056629. The reversal of 1012056553 is 3556502101.

1012056553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 979189264 + 32867289 = 31292^2 + 5733^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012056553 - 2¹³ = 1012048361 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012056503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506028276 + 506028277.

It is an arithmetic number, because the mean of its divisors is an integer number (506028277).

Almost surely, 2^1012056553 is an apocalyptic number.

It is an amenable number.

1012056553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012056553 is an equidigital number, since it uses as much as digits as its factorization.

1012056553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 1012056553 is about 31812.8362929180. The cubic root of 1012056553 is about 1004.0028071566.

Adding to 1012056553 its reverse (3556502101), we get a palindrome (4568558654).

The spelling of 1012056553 in words is "one billion, twelve million, fifty-six thousand, five hundred fifty-three".