354885343 has 2 divisors, whose sum is σ = 354885344. Its totient is φ = 354885342.

The previous prime is 354885283. The next prime is 354885359. The reversal of 354885343 is 343588453.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354885343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354885343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354885043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177442671 + 177442672.

It is an arithmetic number, because the mean of its divisors is an integer number (177442672).

Almost surely, 2^354885343 is an apocalyptic number.

354885343 is a deficient number, since it is larger than the sum of its proper divisors (1).

354885343 is an equidigital number, since it uses as much as digits as its factorization.

354885343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 691200, while the sum is 43.

The square root of 354885343 is about 18838.4007548412. The cubic root of 354885343 is about 707.9936366958.

The spelling of 354885343 in words is "three hundred fifty-four million, eight hundred eighty-five thousand, three hundred forty-three".