263843123483 has 2 divisors, whose sum is σ = 263843123484. Its totient is φ = 263843123482.

The previous prime is 263843123471. The next prime is 263843123561. The reversal of 263843123483 is 384321348362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 263843123483 - 2¹⁸ = 263842861339 is a prime.

It is a super-2 number, since 2×263843123483² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (263843423483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131921561741 + 131921561742.

It is an arithmetic number, because the mean of its divisors is an integer number (131921561742).

Almost surely, 2^263843123483 is an apocalyptic number.

263843123483 is a deficient number, since it is larger than the sum of its proper divisors (1).

263843123483 is an equidigital number, since it uses as much as digits as its factorization.

263843123483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1990656, while the sum is 47.

The spelling of 263843123483 in words is "two hundred sixty-three billion, eight hundred forty-three million, one hundred twenty-three thousand, four hundred eighty-three".