172134003 has 8 divisors (see below), whose sum is σ = 231657408. Its totient is φ = 113683304.

The previous prime is 172133989. The next prime is 172134013. The reversal of 172134003 is 300431271.

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 172134003 - 2⁴ = 172133987 is a prime.

It is a super-2 number, since 2×172134003² = 59260229977608018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (172134013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267801 + ... + 268442.

It is an arithmetic number, because the mean of its divisors is an integer number (28957176).

Almost surely, 2^172134003 is an apocalyptic number.

172134003 is a deficient number, since it is larger than the sum of its proper divisors (59523405).

172134003 is a wasteful number, since it uses less digits than its factorization.

172134003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536353.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 172134003 is about 13119.9848704181. The cubic root of 172134003 is about 556.2741636938.

Adding to 172134003 its reverse (300431271), we get a palindrome (472565274).

The spelling of 172134003 in words is "one hundred seventy-two million, one hundred thirty-four thousand, three".