851672753 has 2 divisors, whose sum is σ = 851672754. Its totient is φ = 851672752.

The previous prime is 851672747. The next prime is 851672849. The reversal of 851672753 is 357276158.

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., 754216369 + 97456384 = 27463^2 + 9872^2 .

It is a cyclic number.

It is not a de Polignac number, because 851672753 - 2²² = 847478449 is a prime.

It is not a weakly prime, because it can be changed into another prime (851672053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425836376 + 425836377.

It is an arithmetic number, because the mean of its divisors is an integer number (425836377).

Almost surely, 2^851672753 is an apocalyptic number.

It is an amenable number.

851672753 is a deficient number, since it is larger than the sum of its proper divisors (1).

851672753 is an equidigital number, since it uses as much as digits as its factorization.

851672753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 44.

The square root of 851672753 is about 29183.4328515341. The cubic root of 851672753 is about 947.8892205144.

The spelling of 851672753 in words is "eight hundred fifty-one million, six hundred seventy-two thousand, seven hundred fifty-three".