53109352 has 8 divisors (see below), whose sum is σ = 99580050. Its totient is φ = 26554672.

The previous prime is 53109299. The next prime is 53109361. The reversal of 53109352 is 25390135.

It can be written as a sum of positive squares in only one way, i.e., 45077796 + 8031556 = 6714^2 + 2834^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 53109352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3319327 + ... + 3319342.

Almost surely, 2^53109352 is an apocalyptic number.

It is an amenable number.

53109352 is a deficient number, since it is larger than the sum of its proper divisors (46470698).

53109352 is a wasteful number, since it uses less digits than its factorization.

53109352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6638675 (or 6638671 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 53109352 is about 7287.6163455550. The cubic root of 53109352 is about 375.8867359161.

Adding to 53109352 its reverse (25390135), we get a palindrome (78499487).

The spelling of 53109352 in words is "fifty-three million, one hundred nine thousand, three hundred fifty-two".