345549359 has 2 divisors, whose sum is σ = 345549360. Its totient is φ = 345549358.

The previous prime is 345549341. The next prime is 345549383. The reversal of 345549359 is 953945543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345549359 - 2¹⁶ = 345483823 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345549329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172774679 + 172774680.

It is an arithmetic number, because the mean of its divisors is an integer number (172774680).

Almost surely, 2^345549359 is an apocalyptic number.

345549359 is a deficient number, since it is larger than the sum of its proper divisors (1).

345549359 is an equidigital number, since it uses as much as digits as its factorization.

345549359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458000, while the sum is 47.

The square root of 345549359 is about 18588.9579858582. The cubic root of 345549359 is about 701.7299788342.

The spelling of 345549359 in words is "three hundred forty-five million, five hundred forty-nine thousand, three hundred fifty-nine".