355417121 has 4 divisors (see below), whose sum is σ = 361441200. Its totient is φ = 349393044.

The previous prime is 355417109. The next prime is 355417123. The reversal of 355417121 is 121714553.

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 not a de Polignac number, because 355417121 - 2¹⁰ = 355416097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355417123) 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, 3011951 + ... + 3012068.

It is an arithmetic number, because the mean of its divisors is an integer number (90360300).

Almost surely, 2^355417121 is an apocalyptic number.

It is an amenable number.

355417121 is a deficient number, since it is larger than the sum of its proper divisors (6024079).

355417121 is an equidigital number, since it uses as much as digits as its factorization.

355417121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6024078.

The product of its digits is 4200, while the sum is 29.

The square root of 355417121 is about 18852.5096737808. The cubic root of 355417121 is about 708.3470912699.

The spelling of 355417121 in words is "three hundred fifty-five million, four hundred seventeen thousand, one hundred twenty-one".