11506787 has 2 divisors, whose sum is σ = 11506788. Its totient is φ = 11506786.

The previous prime is 11506769. The next prime is 11506811. The reversal of 11506787 is 78760511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11506787 - 2⁸ = 11506531 is a prime.

It is a super-2 number, since 2×11506787² = 264812294126738, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11506087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5753393 + 5753394.

It is an arithmetic number, because the mean of its divisors is an integer number (5753394).

Almost surely, 2^11506787 is an apocalyptic number.

11506787 is a deficient number, since it is larger than the sum of its proper divisors (1).

11506787 is an equidigital number, since it uses as much as digits as its factorization.

11506787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 35.

The square root of 11506787 is about 3392.1655325175. The cubic root of 11506787 is about 225.7622673077.

The spelling of 11506787 in words is "eleven million, five hundred six thousand, seven hundred eighty-seven".