501133669 has 16 divisors (see below), whose sum is σ = 520151040. Its totient is φ = 482557680.

The previous prime is 501133657. The next prime is 501133673. The reversal of 501133669 is 966331105.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501133669 is a prime.

It is a super-2 number, since 2×501133669² = 502269908410803122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501133649) 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, 1308252 + ... + 1308634.

It is an arithmetic number, because the mean of its divisors is an integer number (32509440).

Almost surely, 2^501133669 is an apocalyptic number.

501133669 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

501133669 is a deficient number, since it is larger than the sum of its proper divisors (19017371).

501133669 is a wasteful number, since it uses less digits than its factorization.

501133669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 501133669 is about 22386.0150317112. The cubic root of 501133669 is about 794.2999356451.

The spelling of 501133669 in words is "five hundred one million, one hundred thirty-three thousand, six hundred sixty-nine".