102301049 has 2 divisors, whose sum is σ = 102301050. Its totient is φ = 102301048.

The previous prime is 102301039. The next prime is 102301057. The reversal of 102301049 is 940103201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99301225 + 2999824 = 9965^2 + 1732^2 .

It is an emirp because it is prime and its reverse (940103201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102301049 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102301049.

It is not a weakly prime, because it can be changed into another prime (102301039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51150524 + 51150525.

It is an arithmetic number, because the mean of its divisors is an integer number (51150525).

Almost surely, 2^102301049 is an apocalyptic number.

It is an amenable number.

102301049 is a deficient number, since it is larger than the sum of its proper divisors (1).

102301049 is an equidigital number, since it uses as much as digits as its factorization.

102301049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 102301049 is about 10114.3981036936. The cubic root of 102301049 is about 467.6920945069.

The spelling of 102301049 in words is "one hundred two million, three hundred one thousand, forty-nine".