102314309 has 2 divisors, whose sum is σ = 102314310. Its totient is φ = 102314308.

The previous prime is 102314299. The next prime is 102314321. The reversal of 102314309 is 903413201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101566084 + 748225 = 10078^2 + 865^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102314309 is a prime.

It is a super-2 number, since 2×102314309² = 20936435652294962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102314369) 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, 51157154 + 51157155.

It is an arithmetic number, because the mean of its divisors is an integer number (51157155).

Almost surely, 2^102314309 is an apocalyptic number.

It is an amenable number.

102314309 is a deficient number, since it is larger than the sum of its proper divisors (1).

102314309 is an equidigital number, since it uses as much as digits as its factorization.

102314309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 102314309 is about 10115.0535836445. The cubic root of 102314309 is about 467.7123006511.

The spelling of 102314309 in words is "one hundred two million, three hundred fourteen thousand, three hundred nine".