1139575363 has 4 divisors (see below), whose sum is σ = 1140701328. Its totient is φ = 1138449400.

The previous prime is 1139575351. The next prime is 1139575373. The reversal of 1139575363 is 3635759311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1139575363 - 2⁹ = 1139574851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1139575373) 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, 561463 + ... + 563488.

It is an arithmetic number, because the mean of its divisors is an integer number (285175332).

Almost surely, 2^1139575363 is an apocalyptic number.

1139575363 is a deficient number, since it is larger than the sum of its proper divisors (1125965).

1139575363 is a wasteful number, since it uses less digits than its factorization.

1139575363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125964.

The product of its digits is 255150, while the sum is 43.

The square root of 1139575363 is about 33757.5971153161. The cubic root of 1139575363 is about 1044.5142047309.

The spelling of 1139575363 in words is "one billion, one hundred thirty-nine million, five hundred seventy-five thousand, three hundred sixty-three".