353606121 has 32 divisors (see below), whose sum is σ = 572643840. Its totient is φ = 213872400.

The previous prime is 353606111. The next prime is 353606129. The reversal of 353606121 is 121606353.

353606121 is a `hidden beast` number, since 3 + 53 + 606 + 1 + 2 + 1 = 666.

It is not a de Polignac number, because 353606121 - 2¹⁰ = 353605097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (353606129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204366 + ... + 206088.

It is an arithmetic number, because the mean of its divisors is an integer number (17895120).

Almost surely, 2^353606121 is an apocalyptic number.

It is an amenable number.

353606121 is a deficient number, since it is larger than the sum of its proper divisors (219037719).

353606121 is a wasteful number, since it uses less digits than its factorization.

353606121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2434 (or 2428 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 353606121 is about 18804.4175926828. The cubic root of 353606121 is about 707.1419330435.

The spelling of 353606121 in words is "three hundred fifty-three million, six hundred six thousand, one hundred twenty-one".