789315361 has 2 divisors, whose sum is σ = 789315362. Its totient is φ = 789315360.

The previous prime is 789315349. The next prime is 789315367. The reversal of 789315361 is 163513987.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 450755361 + 338560000 = 21231^2 + 18400^2 .

It is a cyclic number.

It is not a de Polignac number, because 789315361 - 2²⁷ = 655097633 is a prime.

It is a super-2 number, since 2×789315361² = 1246037478221120642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (789315367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394657680 + 394657681.

It is an arithmetic number, because the mean of its divisors is an integer number (394657681).

Almost surely, 2^789315361 is an apocalyptic number.

It is an amenable number.

789315361 is a deficient number, since it is larger than the sum of its proper divisors (1).

789315361 is an equidigital number, since it uses as much as digits as its factorization.

789315361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 43.

The square root of 789315361 is about 28094.7568240054. The cubic root of 789315361 is about 924.1664215679.

The spelling of 789315361 in words is "seven hundred eighty-nine million, three hundred fifteen thousand, three hundred sixty-one".