353434121 has 2 divisors, whose sum is σ = 353434122. Its totient is φ = 353434120.

The previous prime is 353434043. The next prime is 353434127. The reversal of 353434121 is 121434353.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 316662025 + 36772096 = 17795^2 + 6064^2 .

It is a cyclic number.

It is not a de Polignac number, because 353434121 - 2²⁶ = 286325257 is a prime.

It is not a weakly prime, because it can be changed into another prime (353434127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176717060 + 176717061.

It is an arithmetic number, because the mean of its divisors is an integer number (176717061).

Almost surely, 2^353434121 is an apocalyptic number.

It is an amenable number.

353434121 is a deficient number, since it is larger than the sum of its proper divisors (1).

353434121 is an equidigital number, since it uses as much as digits as its factorization.

353434121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 26.

The square root of 353434121 is about 18799.8436429668. The cubic root of 353434121 is about 707.0272591816.

Adding to 353434121 its reverse (121434353), we get a palindrome (474868474).

The spelling of 353434121 in words is "three hundred fifty-three million, four hundred thirty-four thousand, one hundred twenty-one".