354394005019 has 2 divisors, whose sum is σ = 354394005020. Its totient is φ = 354394005018.

The previous prime is 354394005011. The next prime is 354394005071. The reversal of 354394005019 is 910500493453.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 354394005019 - 2³ = 354394005011 is a prime.

It is a super-2 number, since 2×354394005019² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (354394005011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177197002509 + 177197002510.

It is an arithmetic number, because the mean of its divisors is an integer number (177197002510).

Almost surely, 2^354394005019 is an apocalyptic number.

354394005019 is a deficient number, since it is larger than the sum of its proper divisors (1).

354394005019 is an equidigital number, since it uses as much as digits as its factorization.

354394005019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 354394005019 in words is "three hundred fifty-four billion, three hundred ninety-four million, five thousand, nineteen".