850853401 has 2 divisors, whose sum is σ = 850853402. Its totient is φ = 850853400.

The previous prime is 850853371. The next prime is 850853461. The reversal of 850853401 is 104358058.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 837523600 + 13329801 = 28940^2 + 3651^2 .

It is a cyclic number.

It is not a de Polignac number, because 850853401 - 2⁷ = 850853273 is a prime.

It is not a weakly prime, because it can be changed into another prime (850853461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425426700 + 425426701.

It is an arithmetic number, because the mean of its divisors is an integer number (425426701).

Almost surely, 2^850853401 is an apocalyptic number.

It is an amenable number.

850853401 is a deficient number, since it is larger than the sum of its proper divisors (1).

850853401 is an equidigital number, since it uses as much as digits as its factorization.

850853401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 850853401 is about 29169.3915089088. The cubic root of 850853401 is about 947.5851506239.

The spelling of 850853401 in words is "eight hundred fifty million, eight hundred fifty-three thousand, four hundred one".