354339803 has 4 divisors (see below), whose sum is σ = 355410648. Its totient is φ = 353268960.

The previous prime is 354339793. The next prime is 354339833. The reversal of 354339803 is 308933453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 308933453 = 157 ⋅1967729.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354339803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354339833) 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, 534926 + ... + 535587.

It is an arithmetic number, because the mean of its divisors is an integer number (88852662).

Almost surely, 2^354339803 is an apocalyptic number.

354339803 is a deficient number, since it is larger than the sum of its proper divisors (1070845).

354339803 is a wasteful number, since it uses less digits than its factorization.

354339803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070844.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 354339803 is about 18823.9157191058. The cubic root of 354339803 is about 707.6306678873.

The spelling of 354339803 in words is "three hundred fifty-four million, three hundred thirty-nine thousand, eight hundred three".