1140652771 has 4 divisors (see below), whose sum is σ = 1141156872. Its totient is φ = 1140148672.

The previous prime is 1140652753. The next prime is 1140652789. The reversal of 1140652771 is 1772560411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1772560411 = 191 ⋅9280421.

It is an interprime number because it is at equal distance from previous prime (1140652753) and next prime (1140652789).

It is a cyclic number.

It is not a de Polignac number, because 1140652771 - 2¹⁷ = 1140521699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140352771) 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, 248641 + ... + 253186.

It is an arithmetic number, because the mean of its divisors is an integer number (285289218).

Almost surely, 2^1140652771 is an apocalyptic number.

1140652771 is a deficient number, since it is larger than the sum of its proper divisors (504101).

1140652771 is an equidigital number, since it uses as much as digits as its factorization.

1140652771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504100.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 1140652771 is about 33773.5513530929. The cubic root of 1140652771 is about 1044.8432786195.

The spelling of 1140652771 in words is "one billion, one hundred forty million, six hundred fifty-two thousand, seven hundred seventy-one".