121341353 has 16 divisors (see below), whose sum is σ = 152325120. Its totient is φ = 94246416.

The previous prime is 121341293. The next prime is 121341371. The reversal of 121341353 is 353143121.

It is a cyclic number.

It is not a de Polignac number, because 121341353 - 2⁶ = 121341289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121341373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16775 + ... + 22892.

It is an arithmetic number, because the mean of its divisors is an integer number (9520320).

Almost surely, 2^121341353 is an apocalyptic number.

It is an amenable number.

121341353 is a deficient number, since it is larger than the sum of its proper divisors (30983767).

121341353 is a wasteful number, since it uses less digits than its factorization.

121341353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39716.

The product of its digits is 1080, while the sum is 23.

The square root of 121341353 is about 11015.5051177874. The cubic root of 121341353 is about 495.0734210720.

Adding to 121341353 its reverse (353143121), we get a palindrome (474484474).

The spelling of 121341353 in words is "one hundred twenty-one million, three hundred forty-one thousand, three hundred fifty-three".