501516133 has 4 divisors (see below), whose sum is σ = 531017100. Its totient is φ = 472015168.

The previous prime is 501516091. The next prime is 501516187. The reversal of 501516133 is 331615105.

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

It can be written as a sum of positive squares in 2 ways, for example, as 342176004 + 159340129 = 18498^2 + 12623^2 .

It is a cyclic number.

It is not a de Polignac number, because 501516133 - 2¹⁷ = 501385061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 501516098 and 501516107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501516193) 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, 14750458 + ... + 14750491.

It is an arithmetic number, because the mean of its divisors is an integer number (132754275).

Almost surely, 2^501516133 is an apocalyptic number.

It is an amenable number.

501516133 is a deficient number, since it is larger than the sum of its proper divisors (29500967).

501516133 is a wasteful number, since it uses less digits than its factorization.

501516133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29500966.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 501516133 is about 22394.5558786059. Note that the first 3 decimals coincide. The cubic root of 501516133 is about 794.5019535217.

The spelling of 501516133 in words is "five hundred one million, five hundred sixteen thousand, one hundred thirty-three".