1134805887 has 6 divisors (see below), whose sum is σ = 1639164072. Its totient is φ = 756537252.

The previous prime is 1134805877. The next prime is 1134805907. The reversal of 1134805887 is 7885084311.

It is a happy number.

1134805887 is a `hidden beast` number, since 113 + 480 + 58 + 8 + 7 = 666.

It is not a de Polignac number, because 1134805887 - 2¹² = 1134801791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134805807) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63044763 + ... + 63044780.

It is an arithmetic number, because the mean of its divisors is an integer number (273194012).

Almost surely, 2^1134805887 is an apocalyptic number.

1134805887 is a deficient number, since it is larger than the sum of its proper divisors (504358185).

1134805887 is a wasteful number, since it uses less digits than its factorization.

1134805887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126089549 (or 126089546 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The square root of 1134805887 is about 33686.8800425329. The cubic root of 1134805887 is about 1043.0549618399.

The spelling of 1134805887 in words is "one billion, one hundred thirty-four million, eight hundred five thousand, eight hundred eighty-seven".