354348749297 has 2 divisors, whose sum is σ = 354348749298. Its totient is φ = 354348749296.

The previous prime is 354348749267. The next prime is 354348749311. The reversal of 354348749297 is 792947843453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208183225441 + 146165523856 = 456271^2 + 382316^2 .

It is a cyclic number.

It is not a de Polignac number, because 354348749297 - 2¹⁸ = 354348487153 is a prime.

It is a super-2 number, since 2×354348749297² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (354348749267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177174374648 + 177174374649.

It is an arithmetic number, because the mean of its divisors is an integer number (177174374649).

Almost surely, 2^354348749297 is an apocalyptic number.

It is an amenable number.

354348749297 is a deficient number, since it is larger than the sum of its proper divisors (1).

354348749297 is an equidigital number, since it uses as much as digits as its factorization.

354348749297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 182891520, while the sum is 65.

The spelling of 354348749297 in words is "three hundred fifty-four billion, three hundred forty-eight million, seven hundred forty-nine thousand, two hundred ninety-seven".