1144142343 has 12 divisors (see below), whose sum is σ = 1653882048. Its totient is φ = 762192960.

The previous prime is 1144142303. The next prime is 1144142387. The reversal of 1144142343 is 3432414411.

1144142343 is a `hidden beast` number, since 1 + 14 + 414 + 234 + 3 = 666.

It is not a de Polignac number, because 1144142343 - 2²⁵ = 1110587911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144142303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34455 + ... + 58952.

It is an arithmetic number, because the mean of its divisors is an integer number (137823504).

Almost surely, 2^1144142343 is an apocalyptic number.

1144142343 is a deficient number, since it is larger than the sum of its proper divisors (509739705).

1144142343 is a wasteful number, since it uses less digits than its factorization.

1144142343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94774 (or 94771 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 1144142343 is about 33825.1732146341. The cubic root of 1144142343 is about 1045.9076820181.

Adding to 1144142343 its reverse (3432414411), we get a palindrome (4576556754).

The spelling of 1144142343 in words is "one billion, one hundred forty-four million, one hundred forty-two thousand, three hundred forty-three".