319213106 has 4 divisors (see below), whose sum is σ = 478819662. Its totient is φ = 159606552.

The previous prime is 319213099. The next prime is 319213163. The reversal of 319213106 is 601312913.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 284225881 + 34987225 = 16859^2 + 5915^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79803275 + ... + 79803278.

Almost surely, 2^319213106 is an apocalyptic number.

319213106 is a deficient number, since it is larger than the sum of its proper divisors (159606556).

319213106 is a wasteful number, since it uses less digits than its factorization.

319213106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159606555.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 319213106 is about 17866.5359261386. The cubic root of 319213106 is about 683.4292643956.

The spelling of 319213106 in words is "three hundred nineteen million, two hundred thirteen thousand, one hundred six".