1140245005 has 8 divisors (see below), whose sum is σ = 1440309600. Its totient is φ = 864185616.

The previous prime is 1140244993. The next prime is 1140245011. The reversal of 1140245005 is 5005420411.

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 1140245005 - 2²⁷ = 1006027277 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, 6001195 + ... + 6001384.

It is an arithmetic number, because the mean of its divisors is an integer number (180038700).

Almost surely, 2^1140245005 is an apocalyptic number.

It is an amenable number.

1140245005 is a deficient number, since it is larger than the sum of its proper divisors (300064595).

1140245005 is a wasteful number, since it uses less digits than its factorization.

1140245005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12002603.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1140245005 is about 33767.5140482683. The cubic root of 1140245005 is about 1044.7187585919.

Adding to 1140245005 its reverse (5005420411), we get a palindrome (6145665416).

The spelling of 1140245005 in words is "one billion, one hundred forty million, two hundred forty-five thousand, five".