1011055455 has 24 divisors (see below), whose sum is σ = 1844734320. Its totient is φ = 510848640.

The previous prime is 1011055439. The next prime is 1011055469. The reversal of 1011055455 is 5545501101.

1011055455 is a `hidden beast` number, since 1 + 0 + 110 + 5 + 545 + 5 = 666.

It is not a de Polignac number, because 1011055455 - 2⁴ = 1011055439 is a prime.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 590406 + ... + 592115.

It is an arithmetic number, because the mean of its divisors is an integer number (76863930).

Almost surely, 2^1011055455 is an apocalyptic number.

1011055455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1011055455 is a deficient number, since it is larger than the sum of its proper divisors (833678865).

1011055455 is a wasteful number, since it uses less digits than its factorization.

1011055455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182551 (or 1182548 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

The square root of 1011055455 is about 31797.0982166612. The cubic root of 1011055455 is about 1003.6716541234.

Adding to 1011055455 its reverse (5545501101), we get a palindrome (6556556556).

The spelling of 1011055455 in words is "one billion, eleven million, fifty-five thousand, four hundred fifty-five".