501134453061 has 16 divisors (see below), whose sum is σ = 728976034368. Its totient is φ = 303695686400.

The previous prime is 501134453041. The next prime is 501134453123. The reversal of 501134453061 is 160354431105.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 501134453061 - 2¹⁰ = 501134452037 is a prime.

It is a super-2 number, since 2×501134453061² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501134453021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89220 + ... + 1005101.

It is an arithmetic number, because the mean of its divisors is an integer number (45561002148).

Almost surely, 2^501134453061 is an apocalyptic number.

It is an amenable number.

501134453061 is a deficient number, since it is larger than the sum of its proper divisors (227841581307).

501134453061 is a wasteful number, since it uses less digits than its factorization.

501134453061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108212.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 501134453061 its reverse (160354431105), we get a palindrome (661488884166).

The spelling of 501134453061 in words is "five hundred one billion, one hundred thirty-four million, four hundred fifty-three thousand, sixty-one".