352660109 has 2 divisors, whose sum is σ = 352660110. Its totient is φ = 352660108.

The previous prime is 352660103. The next prime is 352660171. The reversal of 352660109 is 901066253.

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., 200137609 + 152522500 = 14147^2 + 12350^2 .

It is a cyclic number.

It is not a de Polignac number, because 352660109 - 2¹⁶ = 352594573 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 (352660103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176330054 + 176330055.

It is an arithmetic number, because the mean of its divisors is an integer number (176330055).

Almost surely, 2^352660109 is an apocalyptic number.

It is an amenable number.

352660109 is a deficient number, since it is larger than the sum of its proper divisors (1).

352660109 is an equidigital number, since it uses as much as digits as its factorization.

352660109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 352660109 is about 18779.2467633822. The cubic root of 352660109 is about 706.5107578749.

The spelling of 352660109 in words is "three hundred fifty-two million, six hundred sixty thousand, one hundred nine".