850253101 has 4 divisors (see below), whose sum is σ = 851509692. Its totient is φ = 848996512.

The previous prime is 850253093. The next prime is 850253141. The reversal of 850253101 is 101352058.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 101352058 = 2 ⋅50676029.

It can be written as a sum of positive squares in 2 ways, for example, as 720976201 + 129276900 = 26851^2 + 11370^2 .

It is a cyclic number.

It is not a de Polignac number, because 850253101 - 2³ = 850253093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850253141) 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 in 3 ways as a sum of consecutive naturals, for example, 627280 + ... + 628633.

It is an arithmetic number, because the mean of its divisors is an integer number (212877423).

Almost surely, 2^850253101 is an apocalyptic number.

It is an amenable number.

850253101 is a deficient number, since it is larger than the sum of its proper divisors (1256591).

850253101 is a wasteful number, since it uses less digits than its factorization.

850253101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256590.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 850253101 is about 29159.0997974903. The cubic root of 850253101 is about 947.3622492428.

The spelling of 850253101 in words is "eight hundred fifty million, two hundred fifty-three thousand, one hundred one".