1356668063 has 2 divisors, whose sum is σ = 1356668064. Its totient is φ = 1356668062.

The previous prime is 1356668003. The next prime is 1356668101. The reversal of 1356668063 is 3608666531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1356668063 - 2²⁶ = 1289559199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1356668003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678334031 + 678334032.

It is an arithmetic number, because the mean of its divisors is an integer number (678334032).

Almost surely, 2^1356668063 is an apocalyptic number.

1356668063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356668063 is an equidigital number, since it uses as much as digits as its factorization.

1356668063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 44.

The square root of 1356668063 is about 36832.9752124370. The cubic root of 1356668063 is about 1107.0261177018.

The spelling of 1356668063 in words is "one billion, three hundred fifty-six million, six hundred sixty-eight thousand, sixty-three".