869141835 has 12 divisors (see below), whose sum is σ = 1506512592. Its totient is φ = 463542288.

The previous prime is 869141809. The next prime is 869141849. The reversal of 869141835 is 538141968.

It is not a de Polignac number, because 869141835 - 2⁶ = 869141771 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 19314263 = 869141835 / (8 + 6 + 9 + 1 + 4 + 1 + 8 + 3 + 5).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9657087 + ... + 9657176.

It is an arithmetic number, because the mean of its divisors is an integer number (125542716).

Almost surely, 2^869141835 is an apocalyptic number.

869141835 is a deficient number, since it is larger than the sum of its proper divisors (637370757).

869141835 is a wasteful number, since it uses less digits than its factorization.

869141835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19314274 (or 19314271 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 869141835 is about 29481.2115592287. The cubic root of 869141835 is about 954.3262830507.

The spelling of 869141835 in words is "eight hundred sixty-nine million, one hundred forty-one thousand, eight hundred thirty-five".