501344121 has 8 divisors (see below), whose sum is σ = 690022144. Its totient is φ = 323447760.

The previous prime is 501344111. The next prime is 501344147. The reversal of 501344121 is 121443105.

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

It is not a de Polignac number, because 501344121 - 2¹⁴ = 501327737 is a prime.

It is a super-2 number, since 2×501344121² = 502691855322525282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501344101) 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 7 ways as a sum of consecutive naturals, for example, 2695306 + ... + 2695491.

It is an arithmetic number, because the mean of its divisors is an integer number (86252768).

Almost surely, 2^501344121 is an apocalyptic number.

It is an amenable number.

501344121 is a deficient number, since it is larger than the sum of its proper divisors (188678023).

501344121 is a wasteful number, since it uses less digits than its factorization.

501344121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5390831.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 501344121 is about 22390.7150622753. The cubic root of 501344121 is about 794.4111093204.

Adding to 501344121 its reverse (121443105), we get a palindrome (622787226).

The spelling of 501344121 in words is "five hundred one million, three hundred forty-four thousand, one hundred twenty-one".