1140134023 has 16 divisors (see below), whose sum is σ = 1323859264. Its totient is φ = 961735680.

The previous prime is 1140133957. The next prime is 1140134057. The reversal of 1140134023 is 3204310411.

It is a cyclic number.

It is not a de Polignac number, because 1140134023 - 2¹⁷ = 1140002951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140134063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118261 + ... + 127537.

It is an arithmetic number, because the mean of its divisors is an integer number (82741204).

Almost surely, 2^1140134023 is an apocalyptic number.

1140134023 is a deficient number, since it is larger than the sum of its proper divisors (183725241).

1140134023 is an equidigital number, since it uses as much as digits as its factorization.

1140134023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9562.

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

The square root of 1140134023 is about 33765.8706832802. The cubic root of 1140134023 is about 1044.6848627366.

Adding to 1140134023 its reverse (3204310411), we get a palindrome (4344444434).

The spelling of 1140134023 in words is "one billion, one hundred forty million, one hundred thirty-four thousand, twenty-three".