789054349 has 2 divisors, whose sum is σ = 789054350. Its totient is φ = 789054348.

The previous prime is 789054347. The next prime is 789054361. The reversal of 789054349 is 943450987.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 788598724 + 455625 = 28082^2 + 675^2 .

It is a cyclic number.

It is not a de Polignac number, because 789054349 - 2¹ = 789054347 is a prime.

Together with 789054347, it forms a pair of twin primes.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (789054347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394527174 + 394527175.

It is an arithmetic number, because the mean of its divisors is an integer number (394527175).

Almost surely, 2^789054349 is an apocalyptic number.

It is an amenable number.

789054349 is a deficient number, since it is larger than the sum of its proper divisors (1).

789054349 is an equidigital number, since it uses as much as digits as its factorization.

789054349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 789054349 is about 28090.1112315348. Note that the first 3 decimals coincide. The cubic root of 789054349 is about 924.0645420862.

The spelling of 789054349 in words is "seven hundred eighty-nine million, fifty-four thousand, three hundred forty-nine".