1134573887 has 4 divisors (see below), whose sum is σ = 1134994800. Its totient is φ = 1134152976.

The previous prime is 1134573851. The next prime is 1134573899. The reversal of 1134573887 is 7883754311.

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 1134573887 - 2¹⁰ = 1134572863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134573487) 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, 206387 + ... + 211812.

It is an arithmetic number, because the mean of its divisors is an integer number (283748700).

Almost surely, 2^1134573887 is an apocalyptic number.

1134573887 is a deficient number, since it is larger than the sum of its proper divisors (420913).

1134573887 is an equidigital number, since it uses as much as digits as its factorization.

1134573887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420912.

The product of its digits is 564480, while the sum is 47.

The square root of 1134573887 is about 33683.4363894185. The cubic root of 1134573887 is about 1042.9838761895.

The spelling of 1134573887 in words is "one billion, one hundred thirty-four million, five hundred seventy-three thousand, eight hundred eighty-seven".