1252997 has 2 divisors, whose sum is σ = 1252998. Its totient is φ = 1252996.

The previous prime is 1252991. The next prime is 1253011. The reversal of 1252997 is 7992521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 923521 + 329476 = 961^2 + 574^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1252997 is a prime.

It is a Chen prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1252991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626498 + 626499.

It is an arithmetic number, because the mean of its divisors is an integer number (626499).

2^1252997 is an apocalyptic number.

It is an amenable number.

1252997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252997 is an equidigital number, since it uses as much as digits as its factorization.

1252997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 35.

The square root of 1252997 is about 1119.3734854819. The cubic root of 1252997 is about 107.8077569992.

The spelling of 1252997 in words is "one million, two hundred fifty-two thousand, nine hundred ninety-seven".