1149350143 has 2 divisors, whose sum is σ = 1149350144. Its totient is φ = 1149350142.

The previous prime is 1149350099. The next prime is 1149350207. The reversal of 1149350143 is 3410539411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1149350143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1149350743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574675071 + 574675072.

It is an arithmetic number, because the mean of its divisors is an integer number (574675072).

Almost surely, 2^1149350143 is an apocalyptic number.

1149350143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149350143 is an equidigital number, since it uses as much as digits as its factorization.

1149350143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 1149350143 is about 33902.0669428871. The cubic root of 1149350143 is about 1047.4921686274.

Adding to 1149350143 its reverse (3410539411), we get a palindrome (4559889554).

The spelling of 1149350143 in words is "one billion, one hundred forty-nine million, three hundred fifty thousand, one hundred forty-three".