1053340320511 has 4 divisors (see below), whose sum is σ = 1053418365000. Its totient is φ = 1053262276024.

The previous prime is 1053340320467. The next prime is 1053340320517. The reversal of 1053340320511 is 1150230433501.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1053340320511 - 2³⁷ = 915901367039 is a prime.

It is a super-2 number, since 2×1053340320511² (a number of 25 digits) contains 22 as substring.

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 1053340320511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053340320517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39001996 + ... + 39028993.

It is an arithmetic number, because the mean of its divisors is an integer number (263354591250).

Almost surely, 2^{1053340320511} is an apocalyptic number.

1053340320511 is a deficient number, since it is larger than the sum of its proper divisors (78044489).

1053340320511 is an equidigital number, since it uses as much as digits as its factorization.

1053340320511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78044488.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 1053340320511 in words is "one trillion, fifty-three billion, three hundred forty million, three hundred twenty thousand, five hundred eleven".