354855121 has 4 divisors (see below), whose sum is σ = 358171632. Its totient is φ = 351538612.

The previous prime is 354855103. The next prime is 354855131. The reversal of 354855121 is 121558453.

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.

It is a cyclic number.

It is not a de Polignac number, because 354855121 - 2⁷ = 354854993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354855131) 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, 1658095 + ... + 1658308.

It is an arithmetic number, because the mean of its divisors is an integer number (89542908).

Almost surely, 2^354855121 is an apocalyptic number.

It is an amenable number.

354855121 is a deficient number, since it is larger than the sum of its proper divisors (3316511).

354855121 is a wasteful number, since it uses less digits than its factorization.

354855121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3316510.

The product of its digits is 24000, while the sum is 34.

The square root of 354855121 is about 18837.5985996092. The cubic root of 354855121 is about 707.9735385697.

The spelling of 354855121 in words is "three hundred fifty-four million, eight hundred fifty-five thousand, one hundred twenty-one".