855131302 has 4 divisors (see below), whose sum is σ = 1282696956. Its totient is φ = 427565650.

The previous prime is 855131293. The next prime is 855131327. The reversal of 855131302 is 203131558.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213782824 + ... + 213782827.

It is an arithmetic number, because the mean of its divisors is an integer number (320674239).

Almost surely, 2^855131302 is an apocalyptic number.

855131302 is a deficient number, since it is larger than the sum of its proper divisors (427565654).

855131302 is a wasteful number, since it uses less digits than its factorization.

855131302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427565653.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 855131302 is about 29242.6281650607. The cubic root of 855131302 is about 949.1705787415.

The spelling of 855131302 in words is "eight hundred fifty-five million, one hundred thirty-one thousand, three hundred two".