334512121 has 2 divisors, whose sum is σ = 334512122. Its totient is φ = 334512120.

The previous prime is 334512091. The next prime is 334512131. The reversal of 334512121 is 121215433.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312759225 + 21752896 = 17685^2 + 4664^2 .

It is an emirp because it is prime and its reverse (121215433) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 334512121 - 2⁷ = 334511993 is a prime.

It is a super-2 number, since 2×334512121² = 223796718191837282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 334512092 and 334512101.

It is not a weakly prime, because it can be changed into another prime (334512131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167256060 + 167256061.

It is an arithmetic number, because the mean of its divisors is an integer number (167256061).

Almost surely, 2^334512121 is an apocalyptic number.

It is an amenable number.

334512121 is a deficient number, since it is larger than the sum of its proper divisors (1).

334512121 is an equidigital number, since it uses as much as digits as its factorization.

334512121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 22.

The square root of 334512121 is about 18289.6725230388. The cubic root of 334512121 is about 694.1776385043.

Adding to 334512121 its reverse (121215433), we get a palindrome (455727554).

It can be divided in two parts, 33 and 4512121, that added together give a palindrome (4512154).

The spelling of 334512121 in words is "three hundred thirty-four million, five hundred twelve thousand, one hundred twenty-one".