1610703452789 has 2 divisors, whose sum is σ = 1610703452790. Its totient is φ = 1610703452788.

The previous prime is 1610703452693. The next prime is 1610703452797. The reversal of 1610703452789 is 9872543070161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1467448772689 + 143254680100 = 1211383^2 + 378490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1610703452789 is a prime.

It is a super-2 number, since 2×1610703452789² (a number of 25 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 1610703452789.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1610703452089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805351726394 + 805351726395.

It is an arithmetic number, because the mean of its divisors is an integer number (805351726395).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1610703452789 = 3221406905578, but 3⋅1610703452789 = 4832110358367 is not.

Almost surely, 2^{1610703452789} is an apocalyptic number.

It is an amenable number.

1610703452789 is a deficient number, since it is larger than the sum of its proper divisors (1).

1610703452789 is an equidigital number, since it uses as much as digits as its factorization.

1610703452789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The spelling of 1610703452789 in words is "one trillion, six hundred ten billion, seven hundred three million, four hundred fifty-two thousand, seven hundred eighty-nine".