873319149 has 12 divisors (see below), whose sum is σ = 1263378012. Its totient is φ = 581328000.

The previous prime is 873319129. The next prime is 873319151. The reversal of 873319149 is 941913378.

It can be written as a sum of positive squares in 2 ways, for example, as 762753924 + 110565225 = 27618^2 + 10515^2 .

It is not a de Polignac number, because 873319149 - 2⁸ = 873318893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873319129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67452 + ... + 79349.

It is an arithmetic number, because the mean of its divisors is an integer number (105281501).

Almost surely, 2^873319149 is an apocalyptic number.

It is an amenable number.

873319149 is a deficient number, since it is larger than the sum of its proper divisors (390058863).

873319149 is a wasteful number, since it uses less digits than its factorization.

873319149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147468 (or 147465 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 873319149 is about 29551.9736904323. The cubic root of 873319149 is about 955.8527507463.

The spelling of 873319149 in words is "eight hundred seventy-three million, three hundred nineteen thousand, one hundred forty-nine".