1134243001 has 4 divisors (see below), whose sum is σ = 1134315252. Its totient is φ = 1134170752.

The previous prime is 1134242971. The next prime is 1134243007. The reversal of 1134243001 is 1003424311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1003424311 = 2441 ⋅411071.

It can be written as a sum of positive squares in 2 ways, for example, as 910590976 + 223652025 = 30176^2 + 14955^2 .

It is a cyclic number.

It is not a de Polignac number, because 1134243001 - 2¹³ = 1134234809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1134243001.

It is not an unprimeable number, because it can be changed into a prime (1134243007) 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, 1540 + ... + 47653.

It is an arithmetic number, because the mean of its divisors is an integer number (283578813).

Almost surely, 2^1134243001 is an apocalyptic number.

It is an amenable number.

1134243001 is a deficient number, since it is larger than the sum of its proper divisors (72251).

1134243001 is an equidigital number, since it uses as much as digits as its factorization.

1134243001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72250.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1134243001 is about 33678.5243293111. The cubic root of 1134243001 is about 1042.8824747379.

Adding to 1134243001 its reverse (1003424311), we get a palindrome (2137667312).

The spelling of 1134243001 in words is "one billion, one hundred thirty-four million, two hundred forty-three thousand, one".