845254941 has 4 divisors (see below), whose sum is σ = 1127006592. Its totient is φ = 563503292.

The previous prime is 845254933. The next prime is 845254981. The reversal of 845254941 is 149452548.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 845254941 - 2³ = 845254933 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 845254893 and 845254902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845254901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140875821 + ... + 140875826.

It is an arithmetic number, because the mean of its divisors is an integer number (281751648).

Almost surely, 2^845254941 is an apocalyptic number.

It is an amenable number.

845254941 is a deficient number, since it is larger than the sum of its proper divisors (281751651).

845254941 is a wasteful number, since it uses less digits than its factorization.

845254941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281751650.

The product of its digits is 230400, while the sum is 42.

The square root of 845254941 is about 29073.2684953034. The cubic root of 845254941 is about 945.5022631665.

The spelling of 845254941 in words is "eight hundred forty-five million, two hundred fifty-four thousand, nine hundred forty-one".