100171039 has 2 divisors, whose sum is σ = 100171040. Its totient is φ = 100171038.

The previous prime is 100170977. The next prime is 100171063. The reversal of 100171039 is 930171001.

It is a strong prime.

It is an emirp because it is prime and its reverse (930171001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100171039 - 2¹³ = 100162847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100171079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50085519 + 50085520.

It is an arithmetic number, because the mean of its divisors is an integer number (50085520).

Almost surely, 2^100171039 is an apocalyptic number.

100171039 is a deficient number, since it is larger than the sum of its proper divisors (1).

100171039 is an equidigital number, since it uses as much as digits as its factorization.

100171039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189, while the sum is 22.

The square root of 100171039 is about 10008.5482963315. The cubic root of 100171039 is about 464.4233635346.

The spelling of 100171039 in words is "one hundred million, one hundred seventy-one thousand, thirty-nine".