12351018061 has 2 divisors, whose sum is σ = 12351018062. Its totient is φ = 12351018060.

The previous prime is 12351018049. The next prime is 12351018103. The reversal of 12351018061 is 16081015321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6745501161 + 5605516900 = 82131^2 + 74870^2 .

It is a cyclic number.

It is not a de Polignac number, because 12351018061 - 2¹⁵ = 12350985293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12351018161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6175509030 + 6175509031.

It is an arithmetic number, because the mean of its divisors is an integer number (6175509031).

Almost surely, 2^12351018061 is an apocalyptic number.

It is an amenable number.

12351018061 is a deficient number, since it is larger than the sum of its proper divisors (1).

12351018061 is an equidigital number, since it uses as much as digits as its factorization.

12351018061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 28.

The spelling of 12351018061 in words is "twelve billion, three hundred fifty-one million, eighteen thousand, sixty-one".