1246265412011 has 2 divisors, whose sum is σ = 1246265412012. Its totient is φ = 1246265412010.

The previous prime is 1246265411959. The next prime is 1246265412053. The reversal of 1246265412011 is 1102145626421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1246265412011 - 2⁶ = 1246265411947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1246265415011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623132706005 + 623132706006.

It is an arithmetic number, because the mean of its divisors is an integer number (623132706006).

Almost surely, 2^{1246265412011} is an apocalyptic number.

1246265412011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1246265412011 is an equidigital number, since it uses as much as digits as its factorization.

1246265412011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 1246265412011 in words is "one trillion, two hundred forty-six billion, two hundred sixty-five million, four hundred twelve thousand, eleven".