173045413 has 4 divisors (see below), whose sum is σ = 173110720. Its totient is φ = 172980108.

The previous prime is 173045393. The next prime is 173045417. The reversal of 173045413 is 314540371.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 314540371 = 6827 ⋅46073.

It is a cyclic number.

It is not a de Polignac number, because 173045413 - 2¹⁷ = 172914341 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 (173045417) 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 3 ways as a sum of consecutive naturals, for example, 28503 + ... + 34036.

It is an arithmetic number, because the mean of its divisors is an integer number (43277680).

Almost surely, 2^173045413 is an apocalyptic number.

It is an amenable number.

173045413 is a deficient number, since it is larger than the sum of its proper divisors (65307).

173045413 is an equidigital number, since it uses as much as digits as its factorization.

173045413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65306.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 173045413 is about 13154.6726679154. The cubic root of 173045413 is about 557.2542173037.

Adding to 173045413 its reverse (314540371), we get a palindrome (487585784).

The spelling of 173045413 in words is "one hundred seventy-three million, forty-five thousand, four hundred thirteen".