789877093 has 2 divisors, whose sum is σ = 789877094. Its totient is φ = 789877092.

The previous prime is 789877087. The next prime is 789877181. The reversal of 789877093 is 390778987.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 780531844 + 9345249 = 27938^2 + 3057^2 .

It is an emirp because it is prime and its reverse (390778987) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 789877093 - 2⁵ = 789877061 is a prime.

It is a super-2 number, since 2×789877093² = 1247811644092261298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (789877043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394938546 + 394938547.

It is an arithmetic number, because the mean of its divisors is an integer number (394938547).

Almost surely, 2^789877093 is an apocalyptic number.

It is an amenable number.

789877093 is a deficient number, since it is larger than the sum of its proper divisors (1).

789877093 is an equidigital number, since it uses as much as digits as its factorization.

789877093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5334336, while the sum is 58.

The square root of 789877093 is about 28104.7521426537. The cubic root of 789877093 is about 924.3856033956.

The spelling of 789877093 in words is "seven hundred eighty-nine million, eight hundred seventy-seven thousand, ninety-three".