354303513220357 has 2 divisors, whose sum is σ = 354303513220358. Its totient is φ = 354303513220356.

The previous prime is 354303513220313. The next prime is 354303513220409. The reversal of 354303513220357 is 753022315303453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 307777936047201 + 46525577173156 = 17543601^2 + 6820966^2 .

It is a cyclic number.

It is not a de Polignac number, because 354303513220357 - 2³¹ = 354301365736709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354303513220757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177151756610178 + 177151756610179.

It is an arithmetic number, because the mean of its divisors is an integer number (177151756610179).

Almost surely, 2^{354303513220357} is an apocalyptic number.

It is an amenable number.

354303513220357 is a deficient number, since it is larger than the sum of its proper divisors (1).

354303513220357 is an equidigital number, since it uses as much as digits as its factorization.

354303513220357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402000, while the sum is 46.

The spelling of 354303513220357 in words is "three hundred fifty-four trillion, three hundred three billion, five hundred thirteen million, two hundred twenty thousand, three hundred fifty-seven".