779306053 has 2 divisors, whose sum is σ = 779306054. Its totient is φ = 779306052.

The previous prime is 779306041. The next prime is 779306057. The reversal of 779306053 is 350603977.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 638219169 + 141086884 = 25263^2 + 11878^2 .

It is an emirp because it is prime and its reverse (350603977) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-779306053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 779305997 and 779306015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (779306057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 389653026 + 389653027.

It is an arithmetic number, because the mean of its divisors is an integer number (389653027).

Almost surely, 2^779306053 is an apocalyptic number.

It is an amenable number.

779306053 is a deficient number, since it is larger than the sum of its proper divisors (1).

779306053 is an equidigital number, since it uses as much as digits as its factorization.

779306053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 119070, while the sum is 40.

The square root of 779306053 is about 27916.0536788422. The cubic root of 779306053 is about 920.2433402464.

The spelling of 779306053 in words is "seven hundred seventy-nine million, three hundred six thousand, fifty-three".