944365853 has 2 divisors, whose sum is σ = 944365854. Its totient is φ = 944365852.

The previous prime is 944365847. The next prime is 944365879. The reversal of 944365853 is 358563449.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 569633689 + 374732164 = 23867^2 + 19358^2 .

It is a cyclic number.

It is not a de Polignac number, because 944365853 - 2⁶ = 944365789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 944365798 and 944365807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (944365823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472182926 + 472182927.

It is an arithmetic number, because the mean of its divisors is an integer number (472182927).

Almost surely, 2^944365853 is an apocalyptic number.

It is an amenable number.

944365853 is a deficient number, since it is larger than the sum of its proper divisors (1).

944365853 is an equidigital number, since it uses as much as digits as its factorization.

944365853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 47.

The square root of 944365853 is about 30730.5361651892. The cubic root of 944365853 is about 981.1003373890.

The spelling of 944365853 in words is "nine hundred forty-four million, three hundred sixty-five thousand, eight hundred fifty-three".