994140319 has 2 divisors, whose sum is σ = 994140320. Its totient is φ = 994140318.

The previous prime is 994140311. The next prime is 994140347. The reversal of 994140319 is 913041499.

994140319 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 994140319 - 2³ = 994140311 is a prime.

It is a super-2 number, since 2×994140319² = 1976629947722843522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994140311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497070159 + 497070160.

It is an arithmetic number, because the mean of its divisors is an integer number (497070160).

Almost surely, 2^994140319 is an apocalyptic number.

994140319 is a deficient number, since it is larger than the sum of its proper divisors (1).

994140319 is an equidigital number, since it uses as much as digits as its factorization.

994140319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 994140319 is about 31529.9907865511. The cubic root of 994140319 is about 998.0429454360.

The spelling of 994140319 in words is "nine hundred ninety-four million, one hundred forty thousand, three hundred nineteen".