825059155 has 4 divisors (see below), whose sum is σ = 990070992. Its totient is φ = 660047320.

The previous prime is 825059153. The next prime is 825059167. The reversal of 825059155 is 551950528.

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

It is not a de Polignac number, because 825059155 - 2¹ = 825059153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (825059153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82505911 + ... + 82505920.

It is an arithmetic number, because the mean of its divisors is an integer number (247517748).

Almost surely, 2^825059155 is an apocalyptic number.

825059155 is a deficient number, since it is larger than the sum of its proper divisors (165011837).

825059155 is a wasteful number, since it uses less digits than its factorization.

825059155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165011836.

The product of its (nonzero) digits is 90000, while the sum is 40.

The square root of 825059155 is about 28723.8429706054. The cubic root of 825059155 is about 937.9111436357.

The spelling of 825059155 in words is "eight hundred twenty-five million, fifty-nine thousand, one hundred fifty-five".