653228413 has 2 divisors, whose sum is σ = 653228414. Its totient is φ = 653228412.

The previous prime is 653228371. The next prime is 653228431. The reversal of 653228413 is 314822356.

Together with next prime (653228431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 481670809 + 171557604 = 21947^2 + 13098^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-653228413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (653228483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326614206 + 326614207.

It is an arithmetic number, because the mean of its divisors is an integer number (326614207).

Almost surely, 2^653228413 is an apocalyptic number.

It is an amenable number.

653228413 is a deficient number, since it is larger than the sum of its proper divisors (1).

653228413 is an equidigital number, since it uses as much as digits as its factorization.

653228413 is an odious number, because the sum of its binary digits is odd.

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

The square root of 653228413 is about 25558.3335333116. Note that the first 3 decimals coincide. The cubic root of 653228413 is about 867.6708798632.

The spelling of 653228413 in words is "six hundred fifty-three million, two hundred twenty-eight thousand, four hundred thirteen".