501148701 has 20 divisors (see below), whose sum is σ = 749232000. Its totient is φ = 333830376.

The previous prime is 501148691. The next prime is 501148751. The reversal of 501148701 is 107841105.

It is not a de Polignac number, because 501148701 - 2⁹ = 501148189 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 (501148751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 193030 + ... + 195608.

It is an arithmetic number, because the mean of its divisors is an integer number (37461600).

Almost surely, 2^501148701 is an apocalyptic number.

It is an amenable number.

501148701 is a deficient number, since it is larger than the sum of its proper divisors (248083299).

501148701 is a wasteful number, since it uses less digits than its factorization.

501148701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4990 (or 4981 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

The square root of 501148701 is about 22386.3507745233. The cubic root of 501148701 is about 794.3078775030.

Adding to 501148701 its reverse (107841105), we get a palindrome (608989806).

The spelling of 501148701 in words is "five hundred one million, one hundred forty-eight thousand, seven hundred one".