1052520555 has 16 divisors (see below), whose sum is σ = 1705351680. Its totient is φ = 554238048.

The previous prime is 1052520551. The next prime is 1052520571. The reversal of 1052520555 is 5550252501.

It is not a de Polignac number, because 1052520555 - 2² = 1052520551 is a prime.

It is a super-2 number, since 2×1052520555² = 2215599037395016050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1052520551) 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 15 ways as a sum of consecutive naturals, for example, 442917 + ... + 445286.

It is an arithmetic number, because the mean of its divisors is an integer number (106584480).

Almost surely, 2^1052520555 is an apocalyptic number.

1052520555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1052520555 is a deficient number, since it is larger than the sum of its proper divisors (652831125).

1052520555 is an equidigital number, since it uses as much as digits as its factorization.

1052520555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888290.

The product of its (nonzero) digits is 12500, while the sum is 30.

The square root of 1052520555 is about 32442.5731870948. The cubic root of 1052520555 is about 1017.2090030659.

The spelling of 1052520555 in words is "one billion, fifty-two million, five hundred twenty thousand, five hundred fifty-five".