501243115 has 8 divisors (see below), whose sum is σ = 601902000. Its totient is φ = 400720992.

The previous prime is 501243097. The next prime is 501243137. The reversal of 501243115 is 511342105.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501243115 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25944 + ... + 40933.

It is an arithmetic number, because the mean of its divisors is an integer number (75237750).

Almost surely, 2^501243115 is an apocalyptic number.

501243115 is a deficient number, since it is larger than the sum of its proper divisors (100658885).

501243115 is a wasteful number, since it uses less digits than its factorization.

501243115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68381.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 501243115 is about 22388.4594155114. The cubic root of 501243115 is about 794.3577556295.

The spelling of 501243115 in words is "five hundred one million, two hundred forty-three thousand, one hundred fifteen".