1253953 has 2 divisors, whose sum is σ = 1253954. Its totient is φ = 1253952.

The previous prime is 1253951. The next prime is 1253963. The reversal of 1253953 is 3593521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 908209 + 345744 = 953^2 + 588^2 .

It is a cyclic number.

It is not a de Polignac number, because 1253953 - 2¹ = 1253951 is a prime.

Together with 1253951, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1253951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626976 + 626977.

It is an arithmetic number, because the mean of its divisors is an integer number (626977).

2^1253953 is an apocalyptic number.

It is an amenable number.

1253953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253953 is an equidigital number, since it uses as much as digits as its factorization.

1253953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4050, while the sum is 28.

The square root of 1253953 is about 1119.8004286479. The cubic root of 1253953 is about 107.8351680824.

The spelling of 1253953 in words is "one million, two hundred fifty-three thousand, nine hundred fifty-three".