1366270463 has 2 divisors, whose sum is σ = 1366270464. Its totient is φ = 1366270462.

The previous prime is 1366270459. The next prime is 1366270571. The reversal of 1366270463 is 3640726631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1366270463 - 2² = 1366270459 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1366270453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 683135231 + 683135232.

It is an arithmetic number, because the mean of its divisors is an integer number (683135232).

Almost surely, 2^1366270463 is an apocalyptic number.

1366270463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1366270463 is an equidigital number, since it uses as much as digits as its factorization.

1366270463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 1366270463 is about 36963.0959607011. The cubic root of 1366270463 is about 1109.6317970918.

The spelling of 1366270463 in words is "one billion, three hundred sixty-six million, two hundred seventy thousand, four hundred sixty-three".