1143241143 has 32 divisors (see below), whose sum is σ = 1763949312. Its totient is φ = 650918400.

The previous prime is 1143241139. The next prime is 1143241147. The reversal of 1143241143 is 3411423411.

It is an interprime number because it is at equal distance from previous prime (1143241139) and next prime (1143241147).

It is not a de Polignac number, because 1143241143 - 2² = 1143241139 is a prime.

It is a super-2 number, since 2×1143241143² = 2614000622095892898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143241147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 369280 + ... + 372362.

It is an arithmetic number, because the mean of its divisors is an integer number (55123416).

Almost surely, 2^1143241143 is an apocalyptic number.

1143241143 is a deficient number, since it is larger than the sum of its proper divisors (620708169).

1143241143 is a wasteful number, since it uses less digits than its factorization.

1143241143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775.

The product of its digits is 1152, while the sum is 24.

The square root of 1143241143 is about 33811.8491508524. The cubic root of 1143241143 is about 1045.6330018632.

Adding to 1143241143 its reverse (3411423411), we get a palindrome (4554664554).

The spelling of 1143241143 in words is "one billion, one hundred forty-three million, two hundred forty-one thousand, one hundred forty-three".