172004059 has 2 divisors, whose sum is σ = 172004060. Its totient is φ = 172004058.

The previous prime is 172004047. The next prime is 172004087. The reversal of 172004059 is 950400271.

It is a happy number.

It is an a-pointer prime, because the next prime (172004087) can be obtained adding 172004059 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 172004059 - 2⁹ = 172003547 is a prime.

It is not a weakly prime, because it can be changed into another prime (172004099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86002029 + 86002030.

It is an arithmetic number, because the mean of its divisors is an integer number (86002030).

Almost surely, 2^172004059 is an apocalyptic number.

172004059 is a deficient number, since it is larger than the sum of its proper divisors (1).

172004059 is an equidigital number, since it uses as much as digits as its factorization.

172004059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 172004059 is about 13115.0317956153. The cubic root of 172004059 is about 556.1341512897.

The spelling of 172004059 in words is "one hundred seventy-two million, four thousand, fifty-nine".