354253313 has 4 divisors (see below), whose sum is σ = 354831828. Its totient is φ = 353674800.

The previous prime is 354253303. The next prime is 354253331. The reversal of 354253313 is 313352453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313352453 = 29 ⋅10805257.

It can be written as a sum of positive squares in 2 ways, for example, as 127057984 + 227195329 = 11272^2 + 15073^2 .

It is a cyclic number.

It is not a de Polignac number, because 354253313 - 2⁸ = 354253057 is a prime.

It is a super-3 number, since 3×354253313³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354253303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288338 + ... + 289563.

It is an arithmetic number, because the mean of its divisors is an integer number (88707957).

Almost surely, 2^354253313 is an apocalyptic number.

It is an amenable number.

354253313 is a deficient number, since it is larger than the sum of its proper divisors (578515).

354253313 is an equidigital number, since it uses as much as digits as its factorization.

354253313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578514.

The product of its digits is 16200, while the sum is 29.

The square root of 354253313 is about 18821.6182354228. The cubic root of 354253313 is about 707.5730885466.

The spelling of 354253313 in words is "three hundred fifty-four million, two hundred fifty-three thousand, three hundred thirteen".