1253171 has 2 divisors, whose sum is σ = 1253172. Its totient is φ = 1253170.

The previous prime is 1253167. The next prime is 1253249. The reversal of 1253171 is 1713521.

It is a weak prime.

It is an emirp because it is prime and its reverse (1713521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1253171 - 2² = 1253167 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1253111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626585 + 626586.

It is an arithmetic number, because the mean of its divisors is an integer number (626586).

2^1253171 is an apocalyptic number.

1253171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253171 is an equidigital number, since it uses as much as digits as its factorization.

1253171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 210, while the sum is 20.

The square root of 1253171 is about 1119.4512048321. The cubic root of 1253171 is about 107.8127470834.

Adding to 1253171 its reverse (1713521), we get a palindrome (2966692).

The spelling of 1253171 in words is "one million, two hundred fifty-three thousand, one hundred seventy-one".