253026329 has 2 divisors, whose sum is σ = 253026330. Its totient is φ = 253026328.

The previous prime is 253026227. The next prime is 253026331. The reversal of 253026329 is 923620352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252174400 + 851929 = 15880^2 + 923^2 .

It is a cyclic number.

It is not a de Polignac number, because 253026329 - 2¹² = 253022233 is a prime.

Together with 253026331, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 253026295 and 253026304.

It is not a weakly prime, because it can be changed into another prime (253026349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126513164 + 126513165.

It is an arithmetic number, because the mean of its divisors is an integer number (126513165).

Almost surely, 2^253026329 is an apocalyptic number.

It is an amenable number.

253026329 is a deficient number, since it is larger than the sum of its proper divisors (1).

253026329 is an equidigital number, since it uses as much as digits as its factorization.

253026329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 253026329 is about 15906.8013440792. The cubic root of 253026329 is about 632.4922933857.

The spelling of 253026329 in words is "two hundred fifty-three million, twenty-six thousand, three hundred twenty-nine".