172234099 has 2 divisors, whose sum is σ = 172234100. Its totient is φ = 172234098.

The previous prime is 172234079. The next prime is 172234121. The reversal of 172234099 is 990432271.

It is a weak prime.

It is an emirp because it is prime and its reverse (990432271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 172234099 - 2⁹ = 172233587 is a prime.

It is not a weakly prime, because it can be changed into another prime (172234009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86117049 + 86117050.

It is an arithmetic number, because the mean of its divisors is an integer number (86117050).

Almost surely, 2^172234099 is an apocalyptic number.

172234099 is a deficient number, since it is larger than the sum of its proper divisors (1).

172234099 is an equidigital number, since it uses as much as digits as its factorization.

172234099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 172234099 is about 13123.7989545710. The cubic root of 172234099 is about 556.3819673592.

The spelling of 172234099 in words is "one hundred seventy-two million, two hundred thirty-four thousand, ninety-nine".