172119967 has 8 divisors (see below), whose sum is σ = 182475392. Its totient is φ = 162064800.

The previous prime is 172119953. The next prime is 172119973. The reversal of 172119967 is 769911271.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 172119967 - 2¹¹ = 172117919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172119667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73884 + ... + 76177.

It is an arithmetic number, because the mean of its divisors is an integer number (22809424).

Almost surely, 2^172119967 is an apocalyptic number.

172119967 is a deficient number, since it is larger than the sum of its proper divisors (10355425).

172119967 is a wasteful number, since it uses less digits than its factorization.

172119967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150129.

The product of its digits is 47628, while the sum is 43.

The square root of 172119967 is about 13119.4499503600. The cubic root of 172119967 is about 556.2590435427.

The spelling of 172119967 in words is "one hundred seventy-two million, one hundred nineteen thousand, nine hundred sixty-seven".