102343249 has 2 divisors, whose sum is σ = 102343250. Its totient is φ = 102343248.

The previous prime is 102343231. The next prime is 102343259. The reversal of 102343249 is 942343201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71707024 + 30636225 = 8468^2 + 5535^2 .

It is a cyclic number.

It is not a de Polignac number, because 102343249 - 2⁵ = 102343217 is a prime.

It is a super-3 number, since 3×102343249³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (102343259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51171624 + 51171625.

It is an arithmetic number, because the mean of its divisors is an integer number (51171625).

Almost surely, 2^102343249 is an apocalyptic number.

It is an amenable number.

102343249 is a deficient number, since it is larger than the sum of its proper divisors (1).

102343249 is an equidigital number, since it uses as much as digits as its factorization.

102343249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 102343249 is about 10116.4840236122. The cubic root of 102343249 is about 467.7563945748.

The spelling of 102343249 in words is "one hundred two million, three hundred forty-three thousand, two hundred forty-nine".