966091787 has 2 divisors, whose sum is σ = 966091788. Its totient is φ = 966091786.

The previous prime is 966091757. The next prime is 966091823. The reversal of 966091787 is 787190669.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 966091787 - 2⁶ = 966091723 is a prime.

It is a super-4 number, since 4×966091787⁴ (a number of 37 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (966091757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483045893 + 483045894.

It is an arithmetic number, because the mean of its divisors is an integer number (483045894).

Almost surely, 2^966091787 is an apocalyptic number.

966091787 is a deficient number, since it is larger than the sum of its proper divisors (1).

966091787 is an equidigital number, since it uses as much as digits as its factorization.

966091787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 53.

The square root of 966091787 is about 31082.0170999245. The cubic root of 966091787 is about 988.5670480867.

The spelling of 966091787 in words is "nine hundred sixty-six million, ninety-one thousand, seven hundred eighty-seven".