53481364 has 6 divisors (see below), whose sum is σ = 93592394. Its totient is φ = 26740680.

The previous prime is 53481359. The next prime is 53481383. The reversal of 53481364 is 46318435.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 48191364 + 5290000 = 6942^2 + 2300^2 .

It is a congruent number.

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, 6685167 + ... + 6685174.

Almost surely, 2^53481364 is an apocalyptic number.

It is an amenable number.

53481364 is a deficient number, since it is larger than the sum of its proper divisors (40111030).

53481364 is a wasteful number, since it uses less digits than its factorization.

53481364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13370345 (or 13370343 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 53481364 is about 7313.0953774718. The cubic root of 53481364 is about 376.7623453220.

Adding to 53481364 its reverse (46318435), we get a palindrome (99799799).

The spelling of 53481364 in words is "fifty-three million, four hundred eighty-one thousand, three hundred sixty-four".