102028847 has 2 divisors, whose sum is σ = 102028848. Its totient is φ = 102028846.

The previous prime is 102028831. The next prime is 102028853. The reversal of 102028847 is 748820201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102028847 - 2⁴ = 102028831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102028807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51014423 + 51014424.

It is an arithmetic number, because the mean of its divisors is an integer number (51014424).

Almost surely, 2^102028847 is an apocalyptic number.

102028847 is a deficient number, since it is larger than the sum of its proper divisors (1).

102028847 is an equidigital number, since it uses as much as digits as its factorization.

102028847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 102028847 is about 10100.9329767106. The cubic root of 102028847 is about 467.2769153070.

The spelling of 102028847 in words is "one hundred two million, twenty-eight thousand, eight hundred forty-seven".