334134402389 has 2 divisors, whose sum is σ = 334134402390. Its totient is φ = 334134402388.

The previous prime is 334134402359. The next prime is 334134402403. The reversal of 334134402389 is 983204431433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219201876100 + 114932526289 = 468190^2 + 339017^2 .

It is a cyclic number.

It is not a de Polignac number, because 334134402389 - 2¹² = 334134398293 is a prime.

It is a super-2 number, since 2×334134402389² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334134402359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167067201194 + 167067201195.

It is an arithmetic number, because the mean of its divisors is an integer number (167067201195).

Almost surely, 2^334134402389 is an apocalyptic number.

It is an amenable number.

334134402389 is a deficient number, since it is larger than the sum of its proper divisors (1).

334134402389 is an equidigital number, since it uses as much as digits as its factorization.

334134402389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 334134402389 in words is "three hundred thirty-four billion, one hundred thirty-four million, four hundred two thousand, three hundred eighty-nine".