850153943 has 2 divisors, whose sum is σ = 850153944. Its totient is φ = 850153942.

The previous prime is 850153897. The next prime is 850153963. The reversal of 850153943 is 349351058.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 850153943 - 2¹⁴ = 850137559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 850153897 and 850153906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (850153963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425076971 + 425076972.

It is an arithmetic number, because the mean of its divisors is an integer number (425076972).

Almost surely, 2^850153943 is an apocalyptic number.

850153943 is a deficient number, since it is larger than the sum of its proper divisors (1).

850153943 is an equidigital number, since it uses as much as digits as its factorization.

850153943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 850153943 is about 29157.3994553698. The cubic root of 850153943 is about 947.3254201317.

The spelling of 850153943 in words is "eight hundred fifty million, one hundred fifty-three thousand, nine hundred forty-three".