6534965293 has 4 divisors (see below), whose sum is σ = 6535846780. Its totient is φ = 6534083808.

The previous prime is 6534965267. The next prime is 6534965303. The reversal of 6534965293 is 3925694356.

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 5643465129 + 891500164 = 75123^2 + 29858^2 .

It is a cyclic number.

It is not a de Polignac number, because 6534965293 - 2²¹ = 6532868141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6534965293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6534962293) 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, 429528 + ... + 444481.

It is an arithmetic number, because the mean of its divisors is an integer number (1633961695).

Almost surely, 2^6534965293 is an apocalyptic number.

It is an amenable number.

6534965293 is a deficient number, since it is larger than the sum of its proper divisors (881487).

6534965293 is an equidigital number, since it uses as much as digits as its factorization.

6534965293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881486.

The product of its digits is 5248800, while the sum is 52.

The square root of 6534965293 is about 80839.1321885632. The cubic root of 6534965293 is about 1869.5959637832.

The spelling of 6534965293 in words is "six billion, five hundred thirty-four million, nine hundred sixty-five thousand, two hundred ninety-three".