354120313 has 4 divisors (see below), whose sum is σ = 354161808. Its totient is φ = 354078820.

The previous prime is 354120287. The next prime is 354120317. The reversal of 354120313 is 313021453.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 313021453 = 641 ⋅488333.

It is a cyclic number.

It is not a de Polignac number, because 354120313 - 2¹⁷ = 353989241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354120317) 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, 2731 + ... + 26752.

It is an arithmetic number, because the mean of its divisors is an integer number (88540452).

Almost surely, 2^354120313 is an apocalyptic number.

It is an amenable number.

354120313 is a deficient number, since it is larger than the sum of its proper divisors (41495).

354120313 is a wasteful number, since it uses less digits than its factorization.

354120313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41494.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 354120313 is about 18818.0847325120. The cubic root of 354120313 is about 707.4845276243.

Adding to 354120313 its reverse (313021453), we get a palindrome (667141766).

The spelling of 354120313 in words is "three hundred fifty-four million, one hundred twenty thousand, three hundred thirteen".