3123412073 has 2 divisors, whose sum is σ = 3123412074. Its totient is φ = 3123412072.

The previous prime is 3123412043. The next prime is 3123412079. The reversal of 3123412073 is 3702143213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1924313689 + 1199098384 = 43867^2 + 34628^2 .

It is a cyclic number.

It is not a de Polignac number, because 3123412073 - 2⁶ = 3123412009 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 (3123412079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561706036 + 1561706037.

It is an arithmetic number, because the mean of its divisors is an integer number (1561706037).

Almost surely, 2^3123412073 is an apocalyptic number.

It is an amenable number.

3123412073 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123412073 is an equidigital number, since it uses as much as digits as its factorization.

3123412073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 3123412073 is about 55887.4947819277. The cubic root of 3123412073 is about 1461.7611937259.

Adding to 3123412073 its reverse (3702143213), we get a palindrome (6825555286).

The spelling of 3123412073 in words is "three billion, one hundred twenty-three million, four hundred twelve thousand, seventy-three".