320034430061 has 2 divisors, whose sum is σ = 320034430062. Its totient is φ = 320034430060.

The previous prime is 320034429941. The next prime is 320034430091. The reversal of 320034430061 is 160034430023.

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., 312725889961 + 7308540100 = 559219^2 + 85490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320034430061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320034430061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320034430091) 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, 160017215030 + 160017215031.

It is an arithmetic number, because the mean of its divisors is an integer number (160017215031).

Almost surely, 2^320034430061 is an apocalyptic number.

It is an amenable number.

320034430061 is a deficient number, since it is larger than the sum of its proper divisors (1).

320034430061 is an equidigital number, since it uses as much as digits as its factorization.

320034430061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 320034430061 its reverse (160034430023), we get a palindrome (480068860084).

The spelling of 320034430061 in words is "three hundred twenty billion, thirty-four million, four hundred thirty thousand, sixty-one".