343240451 has 2 divisors, whose sum is σ = 343240452. Its totient is φ = 343240450.

The previous prime is 343240427. The next prime is 343240459. The reversal of 343240451 is 154042343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343240451 - 2²⁶ = 276131587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343240451.

It is not a weakly prime, because it can be changed into another prime (343240459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171620225 + 171620226.

It is an arithmetic number, because the mean of its divisors is an integer number (171620226).

Almost surely, 2^343240451 is an apocalyptic number.

343240451 is a deficient number, since it is larger than the sum of its proper divisors (1).

343240451 is an equidigital number, since it uses as much as digits as its factorization.

343240451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 343240451 is about 18526.7496069872. The cubic root of 343240451 is about 700.1635339011.

Adding to 343240451 its reverse (154042343), we get a palindrome (497282794).

The spelling of 343240451 in words is "three hundred forty-three million, two hundred forty thousand, four hundred fifty-one".