102469049 has 2 divisors, whose sum is σ = 102469050. Its totient is φ = 102469048.

The previous prime is 102468991. The next prime is 102469067. The reversal of 102469049 is 940964201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76387600 + 26081449 = 8740^2 + 5107^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102469049 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102469649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51234524 + 51234525.

It is an arithmetic number, because the mean of its divisors is an integer number (51234525).

Almost surely, 2^102469049 is an apocalyptic number.

It is an amenable number.

102469049 is a deficient number, since it is larger than the sum of its proper divisors (1).

102469049 is an equidigital number, since it uses as much as digits as its factorization.

102469049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 102469049 is about 10122.6996893121. The cubic root of 102469049 is about 467.9479709978.

The spelling of 102469049 in words is "one hundred two million, four hundred sixty-nine thousand, forty-nine".