1143054214 has 8 divisors (see below), whose sum is σ = 1714792968. Its totient is φ = 571456560.

The previous prime is 1143054203. The next prime is 1143054217. The reversal of 1143054214 is 4124503411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1143054214² = 2613145872286315592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143054217) 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 3 ways as a sum of consecutive naturals, for example, 11932 + ... + 49279.

It is an arithmetic number, because the mean of its divisors is an integer number (214349121).

Almost surely, 2^1143054214 is an apocalyptic number.

1143054214 is a deficient number, since it is larger than the sum of its proper divisors (571738754).

1143054214 is an equidigital number, since it uses as much as digits as its factorization.

1143054214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70550.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1143054214 is about 33809.0847850101. The cubic root of 1143054214 is about 1045.5760089921.

Adding to 1143054214 its reverse (4124503411), we get a palindrome (5267557625).

The spelling of 1143054214 in words is "one billion, one hundred forty-three million, fifty-four thousand, two hundred fourteen".