53483653 has 4 divisors (see below), whose sum is σ = 53499168. Its totient is φ = 53468140.

The previous prime is 53483609. The next prime is 53483663. The reversal of 53483653 is 35638435.

It is a happy number.

53483653 is a nontrivial binomial coefficient, being equal to C(10343, 2).

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 53483653 - 2⁹ = 53483141 is a prime.

It is a super-2 number, since 2×53483653² = 5721002276448818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53483663) 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, 1 + ... + 10342.

It is an arithmetic number, because the mean of its divisors is an integer number (13374792).

Almost surely, 2^53483653 is an apocalyptic number.

53483653 is the 10342-nd triangular number.

53483653 is the 3448-th centered nonagonal number.

It is an amenable number.

53483653 is a deficient number, since it is larger than the sum of its proper divisors (15515).

53483653 is a wasteful number, since it uses less digits than its factorization.

53483653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15514.

The product of its digits is 129600, while the sum is 37.

The square root of 53483653 is about 7313.2518758757. The cubic root of 53483653 is about 376.7677203826.

The spelling of 53483653 in words is "fifty-three million, four hundred eighty-three thousand, six hundred fifty-three".