1246366742447 has 2 divisors, whose sum is σ = 1246366742448. Its totient is φ = 1246366742446.

The previous prime is 1246366742371. The next prime is 1246366742503. The reversal of 1246366742447 is 7442476636421.

It is an a-pointer prime, because the next prime (1246366742503) can be obtained adding 1246366742447 to its sum of digits (56).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1246366742447 - 2¹⁰ = 1246366741423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1246366742392 and 1246366742401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1246366747447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623183371223 + 623183371224.

It is an arithmetic number, because the mean of its divisors is an integer number (623183371224).

Almost surely, 2^{1246366742447} is an apocalyptic number.

1246366742447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1246366742447 is an equidigital number, since it uses as much as digits as its factorization.

1246366742447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32514048, while the sum is 56.

The spelling of 1246366742447 in words is "one trillion, two hundred forty-six billion, three hundred sixty-six million, seven hundred forty-two thousand, four hundred forty-seven".