354698117 has 2 divisors, whose sum is σ = 354698118. Its totient is φ = 354698116.

The previous prime is 354698083. The next prime is 354698119. The reversal of 354698117 is 711896453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 354418276 + 279841 = 18826^2 + 529^2 .

It is a cyclic number.

It is not a de Polignac number, because 354698117 - 2⁶ = 354698053 is a prime.

Together with 354698119, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354698119) 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, 177349058 + 177349059.

It is an arithmetic number, because the mean of its divisors is an integer number (177349059).

Almost surely, 2^354698117 is an apocalyptic number.

It is an amenable number.

354698117 is a deficient number, since it is larger than the sum of its proper divisors (1).

354698117 is an equidigital number, since it uses as much as digits as its factorization.

354698117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 44.

The square root of 354698117 is about 18833.4308345559. The cubic root of 354698117 is about 707.8691099656.

The spelling of 354698117 in words is "three hundred fifty-four million, six hundred ninety-eight thousand, one hundred seventeen".