1140534211 has 4 divisors (see below), whose sum is σ = 1145078424. Its totient is φ = 1135990000.

The previous prime is 1140534209. The next prime is 1140534217. The reversal of 1140534211 is 1124350411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1124350411 = 9811 ⋅114601.

It is a cyclic number.

It is not a de Polignac number, because 1140534211 - 2¹ = 1140534209 is a prime.

It is a super-2 number, since 2×1140534211² = 2601636572922785042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140534217) 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, 2271730 + ... + 2272231.

It is an arithmetic number, because the mean of its divisors is an integer number (286269606).

Almost surely, 2^1140534211 is an apocalyptic number.

1140534211 is a deficient number, since it is larger than the sum of its proper divisors (4544213).

1140534211 is an equidigital number, since it uses as much as digits as its factorization.

1140534211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4544212.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1140534211 is about 33771.7960878601. The cubic root of 1140534211 is about 1044.8070768601.

Adding to 1140534211 its reverse (1124350411), we get a palindrome (2264884622).

The spelling of 1140534211 in words is "one billion, one hundred forty million, five hundred thirty-four thousand, two hundred eleven".