1005124055 has 16 divisors (see below), whose sum is σ = 1334038944. Its totient is φ = 722183040.

The previous prime is 1005124037. The next prime is 1005124063. The reversal of 1005124055 is 5504215001.

It is a happy number.

It is not a de Polignac number, because 1005124055 - 2²⁴ = 988346839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1005124055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206561 + ... + 211370.

It is an arithmetic number, because the mean of its divisors is an integer number (83377434).

Almost surely, 2^1005124055 is an apocalyptic number.

1005124055 is a deficient number, since it is larger than the sum of its proper divisors (328914889).

1005124055 is a wasteful number, since it uses less digits than its factorization.

1005124055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417986.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 1005124055 is about 31703.6915043028. The cubic root of 1005124055 is about 1001.7051092832.

Adding to 1005124055 its reverse (5504215001), we get a palindrome (6509339056).

The spelling of 1005124055 in words is "one billion, five million, one hundred twenty-four thousand, fifty-five".