553421327 has 2 divisors, whose sum is σ = 553421328. Its totient is φ = 553421326.

The previous prime is 553421317. The next prime is 553421359. The reversal of 553421327 is 723124355.

It is an a-pointer prime, because the next prime (553421359) can be obtained adding 553421327 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 553421327 - 2⁴ = 553421311 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 553421293 and 553421302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553421317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276710663 + 276710664.

It is an arithmetic number, because the mean of its divisors is an integer number (276710664).

Almost surely, 2^553421327 is an apocalyptic number.

553421327 is a deficient number, since it is larger than the sum of its proper divisors (1).

553421327 is an equidigital number, since it uses as much as digits as its factorization.

553421327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 32.

The square root of 553421327 is about 23524.9086501946. The cubic root of 553421327 is about 821.0166485013.

The spelling of 553421327 in words is "five hundred fifty-three million, four hundred twenty-one thousand, three hundred twenty-seven".