334987989396503 has 2 divisors, whose sum is σ = 334987989396504. Its totient is φ = 334987989396502.

The previous prime is 334987989396461. The next prime is 334987989396509. The reversal of 334987989396503 is 305693989789433.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-334987989396503 is a prime.

It is a super-2 number, since 2×334987989396503² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334987989396509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167493994698251 + 167493994698252.

It is an arithmetic number, because the mean of its divisors is an integer number (167493994698252).

Almost surely, 2^{334987989396503} is an apocalyptic number.

334987989396503 is a deficient number, since it is larger than the sum of its proper divisors (1).

334987989396503 is an equidigital number, since it uses as much as digits as its factorization.

334987989396503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28570268160, while the sum is 86.

The spelling of 334987989396503 in words is "three hundred thirty-four trillion, nine hundred eighty-seven billion, nine hundred eighty-nine million, three hundred ninety-six thousand, five hundred three".