785634053 has 2 divisors, whose sum is σ = 785634054. Its totient is φ = 785634052.

The previous prime is 785634011. The next prime is 785634071. The reversal of 785634053 is 350436587.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 515426209 + 270207844 = 22703^2 + 16438^2 .

It is a cyclic number.

It is not a de Polignac number, because 785634053 - 2¹⁶ = 785568517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 785634053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (785639053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392817026 + 392817027.

It is an arithmetic number, because the mean of its divisors is an integer number (392817027).

Almost surely, 2^785634053 is an apocalyptic number.

It is an amenable number.

785634053 is a deficient number, since it is larger than the sum of its proper divisors (1).

785634053 is an equidigital number, since it uses as much as digits as its factorization.

785634053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 785634053 is about 28029.1643293196. The cubic root of 785634053 is about 922.7274343698.

The spelling of 785634053 in words is "seven hundred eighty-five million, six hundred thirty-four thousand, fifty-three".