354231233 has 2 divisors, whose sum is σ = 354231234. Its totient is φ = 354231232.

The previous prime is 354231223. The next prime is 354231271. The reversal of 354231233 is 332132453.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 353891344 + 339889 = 18812^2 + 583^2 .

It is a cyclic number.

It is not a de Polignac number, because 354231233 - 2⁸ = 354230977 is a prime.

It is a super-3 number, since 3×354231233³ (a number of 27 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (354231223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177115616 + 177115617.

It is an arithmetic number, because the mean of its divisors is an integer number (177115617).

Almost surely, 2^354231233 is an apocalyptic number.

It is an amenable number.

354231233 is a deficient number, since it is larger than the sum of its proper divisors (1).

354231233 is an equidigital number, since it uses as much as digits as its factorization.

354231233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 26.

The square root of 354231233 is about 18821.0316667286. The cubic root of 354231233 is about 707.5583876364.

Adding to 354231233 its reverse (332132453), we get a palindrome (686363686).

The spelling of 354231233 in words is "three hundred fifty-four million, two hundred thirty-one thousand, two hundred thirty-three".