501148112 has 10 divisors (see below), whose sum is σ = 970974498. Its totient is φ = 250574048.

The previous prime is 501148111. The next prime is 501148147. The reversal of 501148112 is 211841105.

It can be written as a sum of positive squares in only one way, i.e., 359633296 + 141514816 = 18964^2 + 11896^2 .

It is a super-2 number, since 2×501148112² = 502298860322329088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501148111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15660863 + ... + 15660894.

Almost surely, 2^501148112 is an apocalyptic number.

It is an amenable number.

501148112 is a deficient number, since it is larger than the sum of its proper divisors (469826386).

501148112 is a wasteful number, since it uses less digits than its factorization.

501148112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31321765 (or 31321759 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 23.

The square root of 501148112 is about 22386.3376191819. The cubic root of 501148112 is about 794.3075663196.

Adding to 501148112 its reverse (211841105), we get a palindrome (712989217).

The spelling of 501148112 in words is "five hundred one million, one hundred forty-eight thousand, one hundred twelve".