1005147708053 has 4 divisors (see below), whose sum is σ = 1005667703628. Its totient is φ = 1004627712480.

The previous prime is 1005147708041. The next prime is 1005147708077. The reversal of 1005147708053 is 3508077415001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 673438520689 + 331709187364 = 820633^2 + 575942^2 .

It is a cyclic number.

It is not a de Polignac number, because 1005147708053 - 2¹⁶ = 1005147642517 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 1005147708053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005147708553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259994888 + ... + 259998753.

It is an arithmetic number, because the mean of its divisors is an integer number (251416925907).

Almost surely, 2^{1005147708053} is an apocalyptic number.

It is an amenable number.

1005147708053 is a deficient number, since it is larger than the sum of its proper divisors (519995575).

1005147708053 is an equidigital number, since it uses as much as digits as its factorization.

1005147708053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519995574.

The product of its (nonzero) digits is 117600, while the sum is 41.

The spelling of 1005147708053 in words is "one trillion, five billion, one hundred forty-seven million, seven hundred eight thousand, fifty-three".