2339923961 has 2 divisors, whose sum is σ = 2339923962. Its totient is φ = 2339923960.

The previous prime is 2339923951. The next prime is 2339923981. The reversal of 2339923961 is 1693299332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2269950736 + 69973225 = 47644^2 + 8365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2339923961 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2339923921) 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, 1169961980 + 1169961981.

It is an arithmetic number, because the mean of its divisors is an integer number (1169961981).

Almost surely, 2^2339923961 is an apocalyptic number.

It is an amenable number.

2339923961 is a deficient number, since it is larger than the sum of its proper divisors (1).

2339923961 is an equidigital number, since it uses as much as digits as its factorization.

2339923961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472392, while the sum is 47.

The square root of 2339923961 is about 48372.7605269743. The cubic root of 2339923961 is about 1327.6000136970.

The spelling of 2339923961 in words is "two billion, three hundred thirty-nine million, nine hundred twenty-three thousand, nine hundred sixty-one".