537016813 has 4 divisors (see below), whose sum is σ = 554339968. Its totient is φ = 519693660.

The previous prime is 537016801. The next prime is 537016861. The reversal of 537016813 is 318610735.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 537016813 - 2⁹ = 537016301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537016873) 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, 8661531 + ... + 8661592.

It is an arithmetic number, because the mean of its divisors is an integer number (138584992).

Almost surely, 2^537016813 is an apocalyptic number.

It is an amenable number.

537016813 is a deficient number, since it is larger than the sum of its proper divisors (17323155).

537016813 is a wasteful number, since it uses less digits than its factorization.

537016813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17323154.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 537016813 is about 23173.6232169249. The cubic root of 537016813 is about 812.8229566776.

The spelling of 537016813 in words is "five hundred thirty-seven million, sixteen thousand, eight hundred thirteen".