1050320555 has 4 divisors (see below), whose sum is σ = 1260384672. Its totient is φ = 840256440.

The previous prime is 1050320549. The next prime is 1050320581. The reversal of 1050320555 is 5550230501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5550230501 = 83 ⋅66870247.

It is not a de Polignac number, because 1050320555 - 2¹⁸ = 1050058411 is a prime.

It is a super-2 number, since 2×1050320555² = 2206346536511016050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 105032051 + ... + 105032060.

It is an arithmetic number, because the mean of its divisors is an integer number (315096168).

Almost surely, 2^1050320555 is an apocalyptic number.

1050320555 is a deficient number, since it is larger than the sum of its proper divisors (210064117).

1050320555 is an equidigital number, since it uses as much as digits as its factorization.

1050320555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210064116.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 1050320555 is about 32408.6493856193. The cubic root of 1050320555 is about 1016.4997783336.

The spelling of 1050320555 in words is "one billion, fifty million, three hundred twenty thousand, five hundred fifty-five".