345749359 has 2 divisors, whose sum is σ = 345749360. Its totient is φ = 345749358.

The previous prime is 345749347. The next prime is 345749387. The reversal of 345749359 is 953947543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345749359 - 2¹³ = 345741167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345749329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172874679 + 172874680.

It is an arithmetic number, because the mean of its divisors is an integer number (172874680).

Almost surely, 2^345749359 is an apocalyptic number.

345749359 is a deficient number, since it is larger than the sum of its proper divisors (1).

345749359 is an equidigital number, since it uses as much as digits as its factorization.

345749359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2041200, while the sum is 49.

The square root of 345749359 is about 18594.3367453642. The cubic root of 345749359 is about 701.8653371402.

The spelling of 345749359 in words is "three hundred forty-five million, seven hundred forty-nine thousand, three hundred fifty-nine".