873473387 has 2 divisors, whose sum is σ = 873473388. Its totient is φ = 873473386.

The previous prime is 873473297. The next prime is 873473407. The reversal of 873473387 is 783374378.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 873473387 - 2⁸ = 873473131 is a prime.

It is not a weakly prime, because it can be changed into another prime (873473087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436736693 + 436736694.

It is an arithmetic number, because the mean of its divisors is an integer number (436736694).

Almost surely, 2^873473387 is an apocalyptic number.

873473387 is a deficient number, since it is larger than the sum of its proper divisors (1).

873473387 is an equidigital number, since it uses as much as digits as its factorization.

873473387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2370816, while the sum is 50.

The square root of 873473387 is about 29554.5831809552. The cubic root of 873473387 is about 955.9090188885.

Subtracting from 873473387 its reverse (783374378), we obtain a palindrome (90099009).

The spelling of 873473387 in words is "eight hundred seventy-three million, four hundred seventy-three thousand, three hundred eighty-seven".