855131303 has 8 divisors (see below), whose sum is σ = 921506208. Its totient is φ = 788841504.

The previous prime is 855131293. The next prime is 855131327. The reversal of 855131303 is 303131558.

855131303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-855131303 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 (855131353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425 + ... + 41357.

It is an arithmetic number, because the mean of its divisors is an integer number (115188276).

Almost surely, 2^855131303 is an apocalyptic number.

855131303 is a deficient number, since it is larger than the sum of its proper divisors (66374905).

855131303 is a wasteful number, since it uses less digits than its factorization.

855131303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42553.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 855131303 is about 29242.6281821590. The cubic root of 855131303 is about 949.1705791115.

It can be divided in two parts, 8551 and 31303, that multiplied together give a triangular number (267671953 = T₂₃₁₃₇).

The spelling of 855131303 in words is "eight hundred fifty-five million, one hundred thirty-one thousand, three hundred three".