102359849 has 2 divisors, whose sum is σ = 102359850. Its totient is φ = 102359848.

The previous prime is 102359837. The next prime is 102359893. The reversal of 102359849 is 948953201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86359849 + 16000000 = 9293^2 + 4000^2 .

It is a cyclic number.

It is not a de Polignac number, because 102359849 - 2¹² = 102355753 is a prime.

It is not a weakly prime, because it can be changed into another prime (102359809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51179924 + 51179925.

It is an arithmetic number, because the mean of its divisors is an integer number (51179925).

Almost surely, 2^102359849 is an apocalyptic number.

It is an amenable number.

102359849 is a deficient number, since it is larger than the sum of its proper divisors (1).

102359849 is an equidigital number, since it uses as much as digits as its factorization.

102359849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 102359849 is about 10117.3044334941. The cubic root of 102359849 is about 467.7816831224.

The spelling of 102359849 in words is "one hundred two million, three hundred fifty-nine thousand, eight hundred forty-nine".