142857158573 has 4 divisors (see below), whose sum is σ = 151260520860. Its totient is φ = 134453796288.

The previous prime is 142857158567. The next prime is 142857158579. The reversal of 142857158573 is 375851758241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 375851758241 = 3767 ⋅99774823.

It is an interprime number because it is at equal distance from previous prime (142857158567) and next prime (142857158579).

It can be written as a sum of positive squares in 2 ways, for example, as 111650876164 + 31206282409 = 334142^2 + 176653^2 .

It is a cyclic number.

It is not a de Polignac number, because 142857158573 - 2⁸ = 142857158317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142857158579) 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, 4201681118 + ... + 4201681151.

It is an arithmetic number, because the mean of its divisors is an integer number (37815130215).

Almost surely, 2^142857158573 is an apocalyptic number.

It is an amenable number.

142857158573 is a deficient number, since it is larger than the sum of its proper divisors (8403362287).

142857158573 is an equidigital number, since it uses as much as digits as its factorization.

142857158573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8403362286.

The product of its digits is 9408000, while the sum is 56.

The spelling of 142857158573 in words is "one hundred forty-two billion, eight hundred fifty-seven million, one hundred fifty-eight thousand, five hundred seventy-three".