354867143 has 2 divisors, whose sum is σ = 354867144. Its totient is φ = 354867142.

The previous prime is 354867109. The next prime is 354867157. The reversal of 354867143 is 341768453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 354867143 - 2¹⁰ = 354866119 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354867143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354867103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177433571 + 177433572.

It is an arithmetic number, because the mean of its divisors is an integer number (177433572).

Almost surely, 2^354867143 is an apocalyptic number.

354867143 is a deficient number, since it is larger than the sum of its proper divisors (1).

354867143 is an equidigital number, since it uses as much as digits as its factorization.

354867143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 41.

The square root of 354867143 is about 18837.9176927812. The cubic root of 354867143 is about 707.9815335337.

The spelling of 354867143 in words is "three hundred fifty-four million, eight hundred sixty-seven thousand, one hundred forty-three".