861134362 has 8 divisors (see below), whose sum is σ = 1409128992. Its totient is φ = 391424700.

The previous prime is 861134333. The next prime is 861134369. The reversal of 861134362 is 263431168.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (861134369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19571214 + ... + 19571257.

It is an arithmetic number, because the mean of its divisors is an integer number (176141124).

Almost surely, 2^861134362 is an apocalyptic number.

861134362 is a deficient number, since it is larger than the sum of its proper divisors (547994630).

861134362 is a wasteful number, since it uses less digits than its factorization.

861134362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39142484.

The product of its digits is 20736, while the sum is 34.

The square root of 861134362 is about 29345.0909352825. The cubic root of 861134362 is about 951.3864748823.

The spelling of 861134362 in words is "eight hundred sixty-one million, one hundred thirty-four thousand, three hundred sixty-two".