1143034001 has 4 divisors (see below), whose sum is σ = 1143172404. Its totient is φ = 1142895600.

The previous prime is 1143033979. The next prime is 1143034019. The reversal of 1143034001 is 1004303411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1004303411 = 21493 ⋅46727.

It can be written as a sum of positive squares in 2 ways, for example, as 241833601 + 901200400 = 15551^2 + 30020^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143034001 - 2¹⁰ = 1143032977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1143034021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55970 + ... + 73611.

It is an arithmetic number, because the mean of its divisors is an integer number (285793101).

Almost surely, 2^1143034001 is an apocalyptic number.

It is an amenable number.

1143034001 is a deficient number, since it is larger than the sum of its proper divisors (138403).

1143034001 is an equidigital number, since it uses as much as digits as its factorization.

1143034001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138402.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1143034001 is about 33808.7858551590. The cubic root of 1143034001 is about 1045.5698458687.

Adding to 1143034001 its reverse (1004303411), we get a palindrome (2147337412).

The spelling of 1143034001 in words is "one billion, one hundred forty-three million, thirty-four thousand, one".