501241051 has 4 divisors (see below), whose sum is σ = 501483312. Its totient is φ = 500998792.

The previous prime is 501241007. The next prime is 501241079. The reversal of 501241051 is 150142105.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 501241051 - 2⁷ = 501240923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501242051) 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, 118000 + ... + 122173.

It is an arithmetic number, because the mean of its divisors is an integer number (125370828).

Almost surely, 2^501241051 is an apocalyptic number.

501241051 is a deficient number, since it is larger than the sum of its proper divisors (242261).

501241051 is a wasteful number, since it uses less digits than its factorization.

501241051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242260.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 501241051 is about 22388.4133202869. The cubic root of 501241051 is about 794.3566653026.

Adding to 501241051 its reverse (150142105), we get a palindrome (651383156).

The spelling of 501241051 in words is "five hundred one million, two hundred forty-one thousand, fifty-one".