394287050141 has 2 divisors, whose sum is σ = 394287050142. Its totient is φ = 394287050140.

The previous prime is 394287050089. The next prime is 394287050153. The reversal of 394287050141 is 141050782493.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202998906916 + 191288143225 = 450554^2 + 437365^2 .

It is a cyclic number.

It is not a de Polignac number, because 394287050141 - 2³⁰ = 393213308317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 394287050092 and 394287050101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (394287040141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197143525070 + 197143525071.

It is an arithmetic number, because the mean of its divisors is an integer number (197143525071).

Almost surely, 2^394287050141 is an apocalyptic number.

It is an amenable number.

394287050141 is a deficient number, since it is larger than the sum of its proper divisors (1).

394287050141 is an equidigital number, since it uses as much as digits as its factorization.

394287050141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 394287050141 in words is "three hundred ninety-four billion, two hundred eighty-seven million, fifty thousand, one hundred forty-one".