354486617 has 2 divisors, whose sum is σ = 354486618. Its totient is φ = 354486616.

The previous prime is 354486611. The next prime is 354486619. The reversal of 354486617 is 716684453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 354342976 + 143641 = 18824^2 + 379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354486617 is a prime.

Together with 354486619, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (354486611) 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, 177243308 + 177243309.

It is an arithmetic number, because the mean of its divisors is an integer number (177243309).

Almost surely, 2^354486617 is an apocalyptic number.

It is an amenable number.

354486617 is a deficient number, since it is larger than the sum of its proper divisors (1).

354486617 is an equidigital number, since it uses as much as digits as its factorization.

354486617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 44.

The square root of 354486617 is about 18827.8149820950. The cubic root of 354486617 is about 707.7283855235.

The spelling of 354486617 in words is "three hundred fifty-four million, four hundred eighty-six thousand, six hundred seventeen".