172113148 has 12 divisors (see below), whose sum is σ = 306303480. Its totient is φ = 84597872.

The previous prime is 172113143. The next prime is 172113217. The reversal of 172113148 is 841311271.

172113148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172113143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364411 + ... + 364882.

It is an arithmetic number, because the mean of its divisors is an integer number (25525290).

Almost surely, 2^172113148 is an apocalyptic number.

It is an amenable number.

172113148 is a deficient number, since it is larger than the sum of its proper divisors (134190332).

172113148 is a wasteful number, since it uses less digits than its factorization.

172113148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729356 (or 729354 counting only the distinct ones).

The product of its digits is 1344, while the sum is 28.

The square root of 172113148 is about 13119.1900664637. The cubic root of 172113148 is about 556.2516975414.

The spelling of 172113148 in words is "one hundred seventy-two million, one hundred thirteen thousand, one hundred forty-eight".