653125543 has 8 divisors (see below), whose sum is σ = 747233312. Its totient is φ = 559218816.

The previous prime is 653125523. The next prime is 653125547. The reversal of 653125543 is 345521356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 653125543 - 2⁵ = 653125511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 653125499 and 653125508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653125547) 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, 43230 + ... + 56347.

It is an arithmetic number, because the mean of its divisors is an integer number (93404164).

Almost surely, 2^653125543 is an apocalyptic number.

653125543 is a deficient number, since it is larger than the sum of its proper divisors (94107769).

653125543 is an equidigital number, since it uses as much as digits as its factorization.

653125543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100521.

The product of its digits is 54000, while the sum is 34.

The square root of 653125543 is about 25556.3209989231. The cubic root of 653125543 is about 867.6253307171.

Adding to 653125543 its reverse (345521356), we get a palindrome (998646899).

The spelling of 653125543 in words is "six hundred fifty-three million, one hundred twenty-five thousand, five hundred forty-three".