102245029 has 2 divisors, whose sum is σ = 102245030. Its totient is φ = 102245028.

The previous prime is 102245009. The next prime is 102245057. The reversal of 102245029 is 920542201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53217025 + 49028004 = 7295^2 + 7002^2 .

It is a cyclic number.

It is not a de Polignac number, because 102245029 - 2¹³ = 102236837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102244994 and 102245012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102245009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51122514 + 51122515.

It is an arithmetic number, because the mean of its divisors is an integer number (51122515).

Almost surely, 2^102245029 is an apocalyptic number.

It is an amenable number.

102245029 is a deficient number, since it is larger than the sum of its proper divisors (1).

102245029 is an equidigital number, since it uses as much as digits as its factorization.

102245029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 102245029 is about 10111.6284049603. The cubic root of 102245029 is about 467.6067096054.

The spelling of 102245029 in words is "one hundred two million, two hundred forty-five thousand, twenty-nine".