1065815417053 has 4 divisors (see below), whose sum is σ = 1066288904608. Its totient is φ = 1065341929500.

The previous prime is 1065815416999. The next prime is 1065815417059. The reversal of 1065815417053 is 3507145185601.

1065815417053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1065815417053 is a prime.

It is a super-2 number, since 2×1065815417053² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1065815416994 and 1065815417012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065815417059) 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, 236740401 + ... + 236744902.

It is an arithmetic number, because the mean of its divisors is an integer number (266572226152).

Almost surely, 2^{1065815417053} is an apocalyptic number.

It is an amenable number.

1065815417053 is a deficient number, since it is larger than the sum of its proper divisors (473487555).

1065815417053 is an equidigital number, since it uses as much as digits as its factorization.

1065815417053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473487554.

The product of its (nonzero) digits is 504000, while the sum is 46.

The spelling of 1065815417053 in words is "one trillion, sixty-five billion, eight hundred fifteen million, four hundred seventeen thousand, fifty-three".