1026253 has 2 divisors, whose sum is σ = 1026254. Its totient is φ = 1026252.

The previous prime is 1026251. The next prime is 1026257. The reversal of 1026253 is 3526201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 946729 + 79524 = 973^2 + 282^2 .

It is a cyclic number.

It is not a de Polignac number, because 1026253 - 2¹ = 1026251 is a prime.

Together with 1026251, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1026253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1026251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513126 + 513127.

It is an arithmetic number, because the mean of its divisors is an integer number (513127).

2^1026253 is an apocalyptic number.

It is an amenable number.

1026253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1026253 is an equidigital number, since it uses as much as digits as its factorization.

1026253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1026253 is about 1013.0414601585. The cubic root of 1026253 is about 100.8675517739.

The spelling of 1026253 in words is "one million, twenty-six thousand, two hundred fifty-three".