1356263663 has 2 divisors, whose sum is σ = 1356263664. Its totient is φ = 1356263662.

The previous prime is 1356263651. The next prime is 1356263683. The reversal of 1356263663 is 3663626531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1356263663 - 2⁶ = 1356263599 is a prime.

It is a super-2 number, since 2×1356263663² = 3678902247148355138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1356263663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1356263683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678131831 + 678131832.

It is an arithmetic number, because the mean of its divisors is an integer number (678131832).

Almost surely, 2^1356263663 is an apocalyptic number.

1356263663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356263663 is an equidigital number, since it uses as much as digits as its factorization.

1356263663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 41.

The square root of 1356263663 is about 36827.4851571486. The cubic root of 1356263663 is about 1106.9161114633.

The spelling of 1356263663 in words is "one billion, three hundred fifty-six million, two hundred sixty-three thousand, six hundred sixty-three".