354143311 has 4 divisors (see below), whose sum is σ = 360145800. Its totient is φ = 348140824.

The previous prime is 354143291. The next prime is 354143329. The reversal of 354143311 is 113341453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113341453 = 9103 ⋅12451.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354143311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354143341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3001156 + ... + 3001273.

It is an arithmetic number, because the mean of its divisors is an integer number (90036450).

Almost surely, 2^354143311 is an apocalyptic number.

354143311 is a deficient number, since it is larger than the sum of its proper divisors (6002489).

354143311 is an equidigital number, since it uses as much as digits as its factorization.

354143311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6002488.

The product of its digits is 2160, while the sum is 25.

The square root of 354143311 is about 18818.6957837147. The cubic root of 354143311 is about 707.4998429247.

Adding to 354143311 its reverse (113341453), we get a palindrome (467484764).

The spelling of 354143311 in words is "three hundred fifty-four million, one hundred forty-three thousand, three hundred eleven".