354171644137 has 2 divisors, whose sum is σ = 354171644138. Its totient is φ = 354171644136.

The previous prime is 354171644129. The next prime is 354171644143. The reversal of 354171644137 is 731446171453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 348087020121 + 6084624016 = 589989^2 + 78004^2 .

It is a cyclic number.

It is not a de Polignac number, because 354171644137 - 2³ = 354171644129 is a prime.

It is not a weakly prime, because it can be changed into another prime (354171642137) 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, 177085822068 + 177085822069.

It is an arithmetic number, because the mean of its divisors is an integer number (177085822069).

Almost surely, 2^354171644137 is an apocalyptic number.

It is an amenable number.

354171644137 is a deficient number, since it is larger than the sum of its proper divisors (1).

354171644137 is an equidigital number, since it uses as much as digits as its factorization.

354171644137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 46.

It can be divided in two parts, 3541716 and 44137, that added together give a palindrome (3585853).

The spelling of 354171644137 in words is "three hundred fifty-four billion, one hundred seventy-one million, six hundred forty-four thousand, one hundred thirty-seven".