353488813 has 2 divisors, whose sum is σ = 353488814. Its totient is φ = 353488812.

The previous prime is 353488721. The next prime is 353488819. The reversal of 353488813 is 318884353.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 353327209 + 161604 = 18797^2 + 402^2 .

It is a cyclic number.

It is not a de Polignac number, because 353488813 - 2⁹ = 353488301 is a prime.

It is a super-2 number, since 2×353488813² = 249908681832297938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 353488813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (353488819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176744406 + 176744407.

It is an arithmetic number, because the mean of its divisors is an integer number (176744407).

Almost surely, 2^353488813 is an apocalyptic number.

It is an amenable number.

353488813 is a deficient number, since it is larger than the sum of its proper divisors (1).

353488813 is an equidigital number, since it uses as much as digits as its factorization.

353488813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 43.

The square root of 353488813 is about 18801.2981732645. The cubic root of 353488813 is about 707.0637268363.

The spelling of 353488813 in words is "three hundred fifty-three million, four hundred eighty-eight thousand, eight hundred thirteen".