102243263 has 2 divisors, whose sum is σ = 102243264. Its totient is φ = 102243262.

The previous prime is 102243227. The next prime is 102243269. The reversal of 102243263 is 362342201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102243263 - 2¹² = 102239167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102243269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51121631 + 51121632.

It is an arithmetic number, because the mean of its divisors is an integer number (51121632).

Almost surely, 2^102243263 is an apocalyptic number.

102243263 is a deficient number, since it is larger than the sum of its proper divisors (1).

102243263 is an equidigital number, since it uses as much as digits as its factorization.

102243263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 102243263 is about 10111.5410793805. The cubic root of 102243263 is about 467.6040173859.

Adding to 102243263 its reverse (362342201), we get a palindrome (464585464).

The spelling of 102243263 in words is "one hundred two million, two hundred forty-three thousand, two hundred sixty-three".