319141906 has 4 divisors (see below), whose sum is σ = 478712862. Its totient is φ = 159570952.

The previous prime is 319141903. The next prime is 319141919. The reversal of 319141906 is 609141913.

It is a happy number.

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., 318943881 + 198025 = 17859^2 + 445^2 .

It is not an unprimeable number, because it can be changed into a prime (319141903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79785475 + ... + 79785478.

Almost surely, 2^319141906 is an apocalyptic number.

319141906 is a deficient number, since it is larger than the sum of its proper divisors (159570956).

319141906 is a wasteful number, since it uses less digits than its factorization.

319141906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159570955.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 319141906 is about 17864.5432631232. The cubic root of 319141906 is about 683.3784479963.

The spelling of 319141906 in words is "three hundred nineteen million, one hundred forty-one thousand, nine hundred six".