173730153 has 8 divisors (see below), whose sum is σ = 232502400. Its totient is φ = 115389008.

The previous prime is 173730149. The next prime is 173730187. The reversal of 173730153 is 351037371.

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 173730153 - 2² = 173730149 is a prime.

It is a super-2 number, since 2×173730153² = 60364332122806818, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 173730153.

It is not an unprimeable number, because it can be changed into a prime (173730143) 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, 106833 + ... + 108446.

It is an arithmetic number, because the mean of its divisors is an integer number (29062800).

Almost surely, 2^173730153 is an apocalyptic number.

It is an amenable number.

173730153 is a deficient number, since it is larger than the sum of its proper divisors (58772247).

173730153 is a wasteful number, since it uses less digits than its factorization.

173730153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215551.

The product of its (nonzero) digits is 6615, while the sum is 30.

The square root of 173730153 is about 13180.6734653431. The cubic root of 173730153 is about 557.9882675042.

The spelling of 173730153 in words is "one hundred seventy-three million, seven hundred thirty thousand, one hundred fifty-three".