102017904047 has 2 divisors, whose sum is σ = 102017904048. Its totient is φ = 102017904046.

The previous prime is 102017904029. The next prime is 102017904059. The reversal of 102017904047 is 740409710201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102017904047 - 2¹⁴ = 102017887663 is a prime.

It is a super-2 number, since 2×102017904047² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102017903998 and 102017904016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102017904007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51008952023 + 51008952024.

It is an arithmetic number, because the mean of its divisors is an integer number (51008952024).

Almost surely, 2^102017904047 is an apocalyptic number.

102017904047 is a deficient number, since it is larger than the sum of its proper divisors (1).

102017904047 is an equidigital number, since it uses as much as digits as its factorization.

102017904047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 35.

The spelling of 102017904047 in words is "one hundred two billion, seventeen million, nine hundred four thousand, forty-seven".