172795011 has 16 divisors (see below), whose sum is σ = 234817920. Its totient is φ = 112993280.

The previous prime is 172795009. The next prime is 172795019. The reversal of 172795011 is 110597271.

It is a cyclic number.

It is not a de Polignac number, because 172795011 - 2¹ = 172795009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (172795019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112696 + ... + 114218.

It is an arithmetic number, because the mean of its divisors is an integer number (14676120).

Almost surely, 2^172795011 is an apocalyptic number.

172795011 is a deficient number, since it is larger than the sum of its proper divisors (62022909).

172795011 is a wasteful number, since it uses less digits than its factorization.

172795011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226.

The product of its (nonzero) digits is 4410, while the sum is 33.

The square root of 172795011 is about 13145.1516157099. The cubic root of 172795011 is about 556.9852995915.

The spelling of 172795011 in words is "one hundred seventy-two million, seven hundred ninety-five thousand, eleven".