1500136173 has 16 divisors (see below), whose sum is σ = 2228842560. Its totient is φ = 997202448.

The previous prime is 1500136129. The next prime is 1500136193. The reversal of 1500136173 is 3716310051.

It is not a de Polignac number, because 1500136173 - 2⁶ = 1500136109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1500136123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70690 + ... + 89427.

It is an arithmetic number, because the mean of its divisors is an integer number (139302660).

Almost surely, 2^1500136173 is an apocalyptic number.

It is an amenable number.

1500136173 is a deficient number, since it is larger than the sum of its proper divisors (728706387).

1500136173 is a wasteful number, since it uses less digits than its factorization.

1500136173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160473 (or 160467 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 1500136173 is about 38731.5914080483. The cubic root of 1500136173 is about 1144.7488813213.

The spelling of 1500136173 in words is "one billion, five hundred million, one hundred thirty-six thousand, one hundred seventy-three".