12406061401 has 2 divisors, whose sum is σ = 12406061402. Its totient is φ = 12406061400.

The previous prime is 12406061357. The next prime is 12406061449. The reversal of 12406061401 is 10416060421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11529605376 + 876456025 = 107376^2 + 29605^2 .

It is a cyclic number.

It is not a de Polignac number, because 12406061401 - 2¹⁵ = 12406028633 is a prime.

It is not a weakly prime, because it can be changed into another prime (12406064401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6203030700 + 6203030701.

It is an arithmetic number, because the mean of its divisors is an integer number (6203030701).

Almost surely, 2^12406061401 is an apocalyptic number.

It is an amenable number.

12406061401 is a deficient number, since it is larger than the sum of its proper divisors (1).

12406061401 is an equidigital number, since it uses as much as digits as its factorization.

12406061401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 12406061401 in words is "twelve billion, four hundred six million, sixty-one thousand, four hundred one".