873938413 has 2 divisors, whose sum is σ = 873938414. Its totient is φ = 873938412.

The previous prime is 873938389. The next prime is 873938441. The reversal of 873938413 is 314839378.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 873911844 + 26569 = 29562^2 + 163^2 .

It is a cyclic number.

It is not a de Polignac number, because 873938413 - 2²⁹ = 337067501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (873938713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436969206 + 436969207.

It is an arithmetic number, because the mean of its divisors is an integer number (436969207).

Almost surely, 2^873938413 is an apocalyptic number.

It is an amenable number.

873938413 is a deficient number, since it is larger than the sum of its proper divisors (1).

873938413 is an equidigital number, since it uses as much as digits as its factorization.

873938413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 46.

The square root of 873938413 is about 29562.4493741638. The cubic root of 873938413 is about 956.0786266832.

The spelling of 873938413 in words is "eight hundred seventy-three million, nine hundred thirty-eight thousand, four hundred thirteen".