2934439300781 has 2 divisors, whose sum is σ = 2934439300782. Its totient is φ = 2934439300780.

The previous prime is 2934439300757. The next prime is 2934439300817. The reversal of 2934439300781 is 1870039344392.

Together with next prime (2934439300817) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2166872320900 + 767566979881 = 1472030^2 + 876109^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2934439300781 is a prime.

It is a super-2 number, since 2×2934439300781² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2934439390781) 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, 1467219650390 + 1467219650391.

It is an arithmetic number, because the mean of its divisors is an integer number (1467219650391).

Almost surely, 2^{2934439300781} is an apocalyptic number.

It is an amenable number.

2934439300781 is a deficient number, since it is larger than the sum of its proper divisors (1).

2934439300781 is an equidigital number, since it uses as much as digits as its factorization.

2934439300781 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 2934439300781 in words is "two trillion, nine hundred thirty-four billion, four hundred thirty-nine million, three hundred thousand, seven hundred eighty-one".