1481143 has 2 divisors, whose sum is σ = 1481144. Its totient is φ = 1481142.

The previous prime is 1481113. The next prime is 1481153. The reversal of 1481143 is 3411841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1481143 - 2⁹ = 1480631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740571 + 740572.

It is an arithmetic number, because the mean of its divisors is an integer number (740572).

2^1481143 is an apocalyptic number.

1481143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481143 is an equidigital number, since it uses as much as digits as its factorization.

1481143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 384, while the sum is 22.

The square root of 1481143 is about 1217.0221855003. The cubic root of 1481143 is about 113.9897138560.

Adding to 1481143 its reverse (3411841), we get a palindrome (4892984).

The spelling of 1481143 in words is "one million, four hundred eighty-one thousand, one hundred forty-three".