855043125 has 20 divisors (see below), whose sum is σ = 1424618976. Its totient is φ = 456022000.

The previous prime is 855043103. The next prime is 855043127. The reversal of 855043125 is 521340558.

It is not a de Polignac number, because 855043125 - 2⁵ = 855043093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855043127) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 226137 + ... + 229886.

Almost surely, 2^855043125 is an apocalyptic number.

It is an amenable number.

855043125 is a deficient number, since it is larger than the sum of its proper divisors (569575851).

855043125 is an equidigital number, since it uses as much as digits as its factorization.

855043125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456046 (or 456031 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 855043125 is about 29241.1204470691. The cubic root of 855043125 is about 949.1379529951.

The spelling of 855043125 in words is "eight hundred fifty-five million, forty-three thousand, one hundred twenty-five".