354144443 has 2 divisors, whose sum is σ = 354144444. Its totient is φ = 354144442.

The previous prime is 354144437. The next prime is 354144457. The reversal of 354144443 is 344441453.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354144443 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (354144643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177072221 + 177072222.

It is an arithmetic number, because the mean of its divisors is an integer number (177072222).

Almost surely, 2^354144443 is an apocalyptic number.

354144443 is a deficient number, since it is larger than the sum of its proper divisors (1).

354144443 is an equidigital number, since it uses as much as digits as its factorization.

354144443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 32.

The square root of 354144443 is about 18818.7258601639. The cubic root of 354144443 is about 707.5005967523.

Adding to 354144443 its reverse (344441453), we get a palindrome (698585896).

The spelling of 354144443 in words is "three hundred fifty-four million, one hundred forty-four thousand, four hundred forty-three".