53071104 has 72 divisors (see below), whose sum is σ = 148721440. Its totient is φ = 16754688.

The previous prime is 53071103. The next prime is 53071121. The reversal of 53071104 is 40117035.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53071103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12774 + ... + 16410.

Almost surely, 2^53071104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53071104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74360720).

53071104 is an abundant number, since it is smaller than the sum of its proper divisors (95650336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53071104 is a wasteful number, since it uses less digits than its factorization.

53071104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3675 (or 3661 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 53071104 is about 7284.9916952595. The cubic root of 53071104 is about 375.7964795676.

Adding to 53071104 its reverse (40117035), we get a palindrome (93188139).

The spelling of 53071104 in words is "fifty-three million, seventy-one thousand, one hundred four".