873015238093 has 4 divisors (see below), whose sum is σ = 873018998460. Its totient is φ = 873011477728.

The previous prime is 873015238057. The next prime is 873015238103. The reversal of 873015238093 is 390832510378.

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 50995575684 + 822019662409 = 225822^2 + 906653^2 .

It is a cyclic number.

It is not a de Polignac number, because 873015238093 - 2¹⁷ = 873015107021 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 (873015238033) 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, 1507288 + ... + 2004481.

It is an arithmetic number, because the mean of its divisors is an integer number (218254749615).

Almost surely, 2^873015238093 is an apocalyptic number.

It is an amenable number.

873015238093 is a deficient number, since it is larger than the sum of its proper divisors (3760367).

873015238093 is a wasteful number, since it uses less digits than its factorization.

873015238093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3760366.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 873015238093 in words is "eight hundred seventy-three billion, fifteen million, two hundred thirty-eight thousand, ninety-three".