1052643168959 has 4 divisors (see below), whose sum is σ = 1052645233104. Its totient is φ = 1052641104816.

The previous prime is 1052643168917. The next prime is 1052643168991. The reversal of 1052643168959 is 9598613462501.

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 1052643168959 - 2¹⁶ = 1052643103423 is a prime.

It is a super-2 number, since 2×1052643168959² (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 = 1052643168898 and 1052643168907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052643168659) 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, 348134 + ... + 1492140.

It is an arithmetic number, because the mean of its divisors is an integer number (263161308276).

Almost surely, 2^{1052643168959} is an apocalyptic number.

1052643168959 is a deficient number, since it is larger than the sum of its proper divisors (2064145).

1052643168959 is an equidigital number, since it uses as much as digits as its factorization.

1052643168959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064144.

The product of its (nonzero) digits is 13996800, while the sum is 59.

The spelling of 1052643168959 in words is "one trillion, fifty-two billion, six hundred forty-three million, one hundred sixty-eight thousand, nine hundred fifty-nine".