869064051 has 8 divisors (see below), whose sum is σ = 1174625680. Its totient is φ = 571439232.

The previous prime is 869064043. The next prime is 869064071. The reversal of 869064051 is 150460968.

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

It is not a de Polignac number, because 869064051 - 2³ = 869064043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (869064071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1983946 + ... + 1984383.

It is an arithmetic number, because the mean of its divisors is an integer number (146828210).

Almost surely, 2^869064051 is an apocalyptic number.

869064051 is a deficient number, since it is larger than the sum of its proper divisors (305561629).

869064051 is a wasteful number, since it uses less digits than its factorization.

869064051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3968405.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 869064051 is about 29479.8923166283. The cubic root of 869064051 is about 954.2978130024.

The spelling of 869064051 in words is "eight hundred sixty-nine million, sixty-four thousand, fifty-one".