53016719 has 4 divisors (see below), whose sum is σ = 60590544. Its totient is φ = 45442896.

The previous prime is 53016709. The next prime is 53016737. The reversal of 53016719 is 91761035.

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 53016719 - 2¹⁶ = 52951183 is a prime.

It is a super-2 number, since 2×53016719² = 5621544987049922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53016709) 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, 3786902 + ... + 3786915.

It is an arithmetic number, because the mean of its divisors is an integer number (15147636).

Almost surely, 2^53016719 is an apocalyptic number.

53016719 is a deficient number, since it is larger than the sum of its proper divisors (7573825).

53016719 is an equidigital number, since it uses as much as digits as its factorization.

53016719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7573824.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 53016719 is about 7281.2580643732. The cubic root of 53016719 is about 375.6680689687.

It can be divided in two parts, 53016 and 719, that added together give a palindrome (53735).

The spelling of 53016719 in words is "fifty-three million, sixteen thousand, seven hundred nineteen".