354368730121 has 4 divisors (see below), whose sum is σ = 404992834432. Its totient is φ = 303744625812.

The previous prime is 354368730113. The next prime is 354368730127. The reversal of 354368730121 is 121037863453.

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 354368730121 - 2³ = 354368730113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354368730127) 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, 25312052145 + ... + 25312052158.

It is an arithmetic number, because the mean of its divisors is an integer number (101248208608).

Almost surely, 2^354368730121 is an apocalyptic number.

It is an amenable number.

354368730121 is a deficient number, since it is larger than the sum of its proper divisors (50624104311).

354368730121 is an equidigital number, since it uses as much as digits as its factorization.

354368730121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50624104310.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 354368730121 in words is "three hundred fifty-four billion, three hundred sixty-eight million, seven hundred thirty thousand, one hundred twenty-one".