1351143 has 12 divisors (see below), whose sum is σ = 2066688. Its totient is φ = 847680.

The previous prime is 1351127. The next prime is 1351151. The reversal of 1351143 is 3411531.

It is not a de Polignac number, because 1351143 - 2⁴ = 1351127 is a prime.

1351143 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351123) 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 in 11 ways as a sum of consecutive naturals, for example, 4263 + ... + 4568.

It is an arithmetic number, because the mean of its divisors is an integer number (172224).

2^1351143 is an apocalyptic number.

1351143 is a deficient number, since it is larger than the sum of its proper divisors (715545).

1351143 is a wasteful number, since it uses less digits than its factorization.

1351143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8854 (or 8851 counting only the distinct ones).

The product of its digits is 180, while the sum is 18.

The square root of 1351143 is about 1162.3867686790. The cubic root of 1351143 is about 110.5521276271.

Adding to 1351143 its reverse (3411531), we get a palindrome (4762674).

The spelling of 1351143 in words is "one million, three hundred fifty-one thousand, one hundred forty-three".