53016371 has 4 divisors (see below), whose sum is σ = 53203992. Its totient is φ = 52828752.

The previous prime is 53016367. The next prime is 53016373. The reversal of 53016371 is 17361035.

It is a happy number.

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 53016371 - 2² = 53016367 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 53016371.

It is not an unprimeable number, because it can be changed into a prime (53016373) 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, 93386 + ... + 93951.

It is an arithmetic number, because the mean of its divisors is an integer number (13300998).

Almost surely, 2^53016371 is an apocalyptic number.

53016371 is a deficient number, since it is larger than the sum of its proper divisors (187621).

53016371 is a wasteful number, since it uses less digits than its factorization.

53016371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187620.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 53016371 is about 7281.2341673648. The cubic root of 53016371 is about 375.6672470093.

The spelling of 53016371 in words is "fifty-three million, sixteen thousand, three hundred seventy-one".