1325143 has 2 divisors, whose sum is σ = 1325144. Its totient is φ = 1325142.

The previous prime is 1325123. The next prime is 1325173. The reversal of 1325143 is 3415231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1325143 - 2⁵ = 1325111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1325143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662571 + 662572.

It is an arithmetic number, because the mean of its divisors is an integer number (662572).

2^1325143 is an apocalyptic number.

1325143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325143 is an equidigital number, since it uses as much as digits as its factorization.

1325143 is an evil number, because the sum of its binary digits is even.

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

The square root of 1325143 is about 1151.1485568770. The cubic root of 1325143 is about 109.8384128867.

It can be divided in two parts, 132 and 5143, that multiplied together give a palindrome (678876).

The spelling of 1325143 in words is "one million, three hundred twenty-five thousand, one hundred forty-three".