354311005 has 4 divisors (see below), whose sum is σ = 425173212. Its totient is φ = 283448800.

The previous prime is 354311003. The next prime is 354311017. The reversal of 354311005 is 500113453.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40985604 + 313325401 = 6402^2 + 17701^2 .

It is not a de Polignac number, because 354311005 - 2¹ = 354311003 is a prime.

It is a super-2 number, since 2×354311005² = 251072576528220050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354311003) 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 in 3 ways as a sum of consecutive naturals, for example, 35431096 + ... + 35431105.

It is an arithmetic number, because the mean of its divisors is an integer number (106293303).

Almost surely, 2^354311005 is an apocalyptic number.

It is an amenable number.

354311005 is a deficient number, since it is larger than the sum of its proper divisors (70862207).

354311005 is an equidigital number, since it uses as much as digits as its factorization.

354311005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70862206.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 354311005 is about 18823.1507723866. The cubic root of 354311005 is about 707.6114971178.

Adding to 354311005 its reverse (500113453), we get a palindrome (854424458).

The spelling of 354311005 in words is "three hundred fifty-four million, three hundred eleven thousand, five".