1252357 has 2 divisors, whose sum is σ = 1252358. Its totient is φ = 1252356.

The previous prime is 1252343. The next prime is 1252399. The reversal of 1252357 is 7532521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1252161 + 196 = 1119^2 + 14^2 .

It is an emirp because it is prime and its reverse (7532521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1252357 - 2¹¹ = 1250309 is a prime.

1252357 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1252057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626178 + 626179.

It is an arithmetic number, because the mean of its divisors is an integer number (626179).

2^1252357 is an apocalyptic number.

It is an amenable number.

1252357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252357 is an equidigital number, since it uses as much as digits as its factorization.

1252357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2100, while the sum is 25.

The square root of 1252357 is about 1119.0875747679. The cubic root of 1252357 is about 107.7893986911.

Adding to 1252357 its reverse (7532521), we get a palindrome (8784878).

The spelling of 1252357 in words is "one million, two hundred fifty-two thousand, three hundred fifty-seven".