1140544205 has 8 divisors (see below), whose sum is σ = 1369612800. Its totient is φ = 911795536.

The previous prime is 1140544199. The next prime is 1140544247. The reversal of 1140544205 is 5024450411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1140544205 - 2¹⁰ = 1140543181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72065 + ... + 86454.

It is an arithmetic number, because the mean of its divisors is an integer number (171201600).

Almost surely, 2^1140544205 is an apocalyptic number.

It is an amenable number.

1140544205 is a deficient number, since it is larger than the sum of its proper divisors (229068595).

1140544205 is a wasteful number, since it uses less digits than its factorization.

1140544205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159963.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 1140544205 is about 33771.9440512387. The cubic root of 1140544205 is about 1044.8101285796.

Adding to 1140544205 its reverse (5024450411), we get a palindrome (6164994616).

The spelling of 1140544205 in words is "one billion, one hundred forty million, five hundred forty-four thousand, two hundred five".