789054691 has 2 divisors, whose sum is σ = 789054692. Its totient is φ = 789054690.

The previous prime is 789054647. The next prime is 789054719. The reversal of 789054691 is 196450987.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 789054691 - 2⁹ = 789054179 is a prime.

It is not a weakly prime, because it can be changed into another prime (789054641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394527345 + 394527346.

It is an arithmetic number, because the mean of its divisors is an integer number (394527346).

Almost surely, 2^789054691 is an apocalyptic number.

789054691 is a deficient number, since it is larger than the sum of its proper divisors (1).

789054691 is an equidigital number, since it uses as much as digits as its factorization.

789054691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 789054691 is about 28090.1173190857. The cubic root of 789054691 is about 924.0646755920.

The spelling of 789054691 in words is "seven hundred eighty-nine million, fifty-four thousand, six hundred ninety-one".