53016463 has 4 divisors (see below), whose sum is σ = 54249448. Its totient is φ = 51783480.

The previous prime is 53016461. The next prime is 53016473. The reversal of 53016463 is 36461035.

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

It is a cyclic number.

It is not a de Polignac number, because 53016463 - 2¹ = 53016461 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 (53016461) 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, 616428 + ... + 616513.

It is an arithmetic number, because the mean of its divisors is an integer number (13562362).

Almost surely, 2^53016463 is an apocalyptic number.

53016463 is a deficient number, since it is larger than the sum of its proper divisors (1232985).

53016463 is a wasteful number, since it uses less digits than its factorization.

53016463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232984.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 53016463 is about 7281.2404849723. The cubic root of 53016463 is about 375.6674643092.

Adding to 53016463 its reverse (36461035), we get a palindrome (89477498).

The spelling of 53016463 in words is "fifty-three million, sixteen thousand, four hundred sixty-three".