102971017 has 2 divisors, whose sum is σ = 102971018. Its totient is φ = 102971016.

The previous prime is 102970949. The next prime is 102971021. The reversal of 102971017 is 710179201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53816896 + 49154121 = 7336^2 + 7011^2 .

It is a cyclic number.

It is not a de Polignac number, because 102971017 - 2¹¹ = 102968969 is a prime.

It is not a weakly prime, because it can be changed into another prime (102971117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51485508 + 51485509.

It is an arithmetic number, because the mean of its divisors is an integer number (51485509).

Almost surely, 2^102971017 is an apocalyptic number.

It is an amenable number.

102971017 is a deficient number, since it is larger than the sum of its proper divisors (1).

102971017 is an equidigital number, since it uses as much as digits as its factorization.

102971017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 882, while the sum is 28.

The square root of 102971017 is about 10147.4635747067. The cubic root of 102971017 is about 468.7108432595.

The spelling of 102971017 in words is "one hundred two million, nine hundred seventy-one thousand, seventeen".