1143882374 has 4 divisors (see below), whose sum is σ = 1715823564. Its totient is φ = 571941186.

The previous prime is 1143882371. The next prime is 1143882463. The reversal of 1143882374 is 4732883411.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143882371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285970592 + ... + 285970595.

It is an arithmetic number, because the mean of its divisors is an integer number (428955891).

Almost surely, 2^1143882374 is an apocalyptic number.

1143882374 is a deficient number, since it is larger than the sum of its proper divisors (571941190).

1143882374 is an equidigital number, since it uses as much as digits as its factorization.

1143882374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571941189.

The product of its digits is 129024, while the sum is 41.

The square root of 1143882374 is about 33821.3301630790. The cubic root of 1143882374 is about 1045.8284598910.

The spelling of 1143882374 in words is "one billion, one hundred forty-three million, eight hundred eighty-two thousand, three hundred seventy-four".