653523133 has 2 divisors, whose sum is σ = 653523134. Its totient is φ = 653523132.

The previous prime is 653523113. The next prime is 653523223. The reversal of 653523133 is 331325356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 370678009 + 282845124 = 19253^2 + 16818^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-653523133 is a prime.

It is a super-2 number, since 2×653523133² = 854184970732271378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 653523095 and 653523104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (653523103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326761566 + 326761567.

It is an arithmetic number, because the mean of its divisors is an integer number (326761567).

Almost surely, 2^653523133 is an apocalyptic number.

It is an amenable number.

653523133 is a deficient number, since it is larger than the sum of its proper divisors (1).

653523133 is an equidigital number, since it uses as much as digits as its factorization.

653523133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300, while the sum is 31.

The square root of 653523133 is about 25564.0985172566. The cubic root of 653523133 is about 867.8013505675.

Adding to 653523133 its reverse (331325356), we get a palindrome (984848489).

The spelling of 653523133 in words is "six hundred fifty-three million, five hundred twenty-three thousand, one hundred thirty-three".