1143014234 has 4 divisors (see below), whose sum is σ = 1714521354. Its totient is φ = 571507116.

The previous prime is 1143014231. The next prime is 1143014267. The reversal of 1143014234 is 4324103411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4324103411 = 59473 ⋅72707.

It can be written as a sum of positive squares in only one way, i.e., 939238609 + 203775625 = 30647^2 + 14275^2 .

It is not an unprimeable number, because it can be changed into a prime (1143014231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285753557 + ... + 285753560.

Almost surely, 2^1143014234 is an apocalyptic number.

1143014234 is a deficient number, since it is larger than the sum of its proper divisors (571507120).

1143014234 is an equidigital number, since it uses as much as digits as its factorization.

1143014234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571507119.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1143014234 is about 33808.4935186411. The cubic root of 1143014234 is about 1045.5638186644.

Adding to 1143014234 its reverse (4324103411), we get a palindrome (5467117645).

The spelling of 1143014234 in words is "one billion, one hundred forty-three million, fourteen thousand, two hundred thirty-four".