12061373993 has 2 divisors, whose sum is σ = 12061373994. Its totient is φ = 12061373992.

The previous prime is 12061373981. The next prime is 12061374019. The reversal of 12061373993 is 39937316021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11069564944 + 991809049 = 105212^2 + 31493^2 .

It is a cyclic number.

It is not a de Polignac number, because 12061373993 - 2⁴ = 12061373977 is a prime.

It is not a weakly prime, because it can be changed into another prime (12061373393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6030686996 + 6030686997.

It is an arithmetic number, because the mean of its divisors is an integer number (6030686997).

Almost surely, 2^12061373993 is an apocalyptic number.

It is an amenable number.

12061373993 is a deficient number, since it is larger than the sum of its proper divisors (1).

12061373993 is an equidigital number, since it uses as much as digits as its factorization.

12061373993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 183708, while the sum is 44.

The spelling of 12061373993 in words is "twelve billion, sixty-one million, three hundred seventy-three thousand, nine hundred ninety-three".