53267513 has 8 divisors (see below), whose sum is σ = 57439368. Its totient is φ = 49106304.

The previous prime is 53267509. The next prime is 53267549. The reversal of 53267513 is 31576235.

53267513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 94249 + 53173264 = 307^2 + 7292^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53267513 - 2² = 53267509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53267513.

It is not an unprimeable number, because it can be changed into a prime (53267503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9995 + ... + 14367.

It is an arithmetic number, because the mean of its divisors is an integer number (7179921).

Almost surely, 2^53267513 is an apocalyptic number.

It is an amenable number.

53267513 is a deficient number, since it is larger than the sum of its proper divisors (4171855).

53267513 is a wasteful number, since it uses less digits than its factorization.

53267513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5323.

The product of its digits is 18900, while the sum is 32.

The square root of 53267513 is about 7298.4596320046. The cubic root of 53267513 is about 376.2594995449.

The spelling of 53267513 in words is "fifty-three million, two hundred sixty-seven thousand, five hundred thirteen".