345201653 has 2 divisors, whose sum is σ = 345201654. Its totient is φ = 345201652.

The previous prime is 345201631. The next prime is 345201707. The reversal of 345201653 is 356102543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 274001809 + 71199844 = 16553^2 + 8438^2 .

It is a cyclic number.

It is not a de Polignac number, because 345201653 - 2²⁸ = 76766197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345201613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172600826 + 172600827.

It is an arithmetic number, because the mean of its divisors is an integer number (172600827).

Almost surely, 2^345201653 is an apocalyptic number.

It is an amenable number.

345201653 is a deficient number, since it is larger than the sum of its proper divisors (1).

345201653 is an equidigital number, since it uses as much as digits as its factorization.

345201653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 345201653 is about 18579.6031443085. The cubic root of 345201653 is about 701.4945299729.

The spelling of 345201653 in words is "three hundred forty-five million, two hundred one thousand, six hundred fifty-three".