1069511055 has 32 divisors (see below), whose sum is σ = 1814400000. Its totient is φ = 536105472.

The previous prime is 1069511041. The next prime is 1069511059. The reversal of 1069511055 is 5501159601.

It is not a de Polignac number, because 1069511055 - 2¹⁰ = 1069510031 is a prime.

It is a super-2 number, since 2×1069511055² = 2287707793534426050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1069511059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211446 + ... + 216444.

It is an arithmetic number, because the mean of its divisors is an integer number (56700000).

Almost surely, 2^1069511055 is an apocalyptic number.

1069511055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1069511055 is a deficient number, since it is larger than the sum of its proper divisors (744888945).

1069511055 is a wasteful number, since it uses less digits than its factorization.

1069511055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5863.

The product of its (nonzero) digits is 6750, while the sum is 33.

The square root of 1069511055 is about 32703.3798711999. The cubic root of 1069511055 is about 1022.6533044488.

The spelling of 1069511055 in words is "one billion, sixty-nine million, five hundred eleven thousand, fifty-five".