354270248473 has 2 divisors, whose sum is σ = 354270248474. Its totient is φ = 354270248472.

The previous prime is 354270248363. The next prime is 354270248489. The reversal of 354270248473 is 374842072453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 327443739529 + 26826508944 = 572227^2 + 163788^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354270248473 is a prime.

It is a super-3 number, since 3×354270248473³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (354270218473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177135124236 + 177135124237.

It is an arithmetic number, because the mean of its divisors is an integer number (177135124237).

Almost surely, 2^354270248473 is an apocalyptic number.

It is an amenable number.

354270248473 is a deficient number, since it is larger than the sum of its proper divisors (1).

354270248473 is an equidigital number, since it uses as much as digits as its factorization.

354270248473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4515840, while the sum is 49.

The spelling of 354270248473 in words is "three hundred fifty-four billion, two hundred seventy million, two hundred forty-eight thousand, four hundred seventy-three".