150071173 has 6 divisors (see below), whose sum is σ = 174572646. Its totient is φ = 128632392.

The previous prime is 150071171. The next prime is 150071197. The reversal of 150071173 is 371170051.

It can be written as a sum of positive squares in only one way, i.e., 149377284 + 693889 = 12222^2 + 833^2 .

It is not a de Polignac number, because 150071173 - 2¹ = 150071171 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 (150071171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1531290 + ... + 1531387.

It is an arithmetic number, because the mean of its divisors is an integer number (29095441).

Almost surely, 2^150071173 is an apocalyptic number.

It is an amenable number.

150071173 is a deficient number, since it is larger than the sum of its proper divisors (24501473).

150071173 is an equidigital number, since it uses as much as digits as its factorization.

150071173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062691 (or 3062684 counting only the distinct ones).

The product of its (nonzero) digits is 735, while the sum is 25.

The square root of 150071173 is about 12250.3539948852. The cubic root of 150071173 is about 531.4133075238.

It can be divided in two parts, 15007 and 1173, that multiplied together give a triangular number (17603211 = T₅₉₃₃).

The spelling of 150071173 in words is "one hundred fifty million, seventy-one thousand, one hundred seventy-three".