1116274787 has 2 divisors, whose sum is σ = 1116274788. Its totient is φ = 1116274786.

The previous prime is 1116274763. The next prime is 1116274813. The reversal of 1116274787 is 7874726111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116274787 is a prime.

It is not a weakly prime, because it can be changed into another prime (1116274717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558137393 + 558137394.

It is an arithmetic number, because the mean of its divisors is an integer number (558137394).

Almost surely, 2^1116274787 is an apocalyptic number.

1116274787 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116274787 is an equidigital number, since it uses as much as digits as its factorization.

1116274787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131712, while the sum is 44.

The square root of 1116274787 is about 33410.6986906889. The cubic root of 1116274787 is about 1037.3461637105.

The spelling of 1116274787 in words is "one billion, one hundred sixteen million, two hundred seventy-four thousand, seven hundred eighty-seven".