861134363 has 8 divisors (see below), whose sum is σ = 883081440. Its totient is φ = 839460160.

The previous prime is 861134333. The next prime is 861134369. The reversal of 861134363 is 363431168.

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

It is a cyclic number.

It is not a de Polignac number, because 861134363 - 2¹⁴ = 861117979 is a prime.

It is a super-2 number, since 2×861134363² = 1483104782278831538, which contains 22 as substring.

It is a Duffinian number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61820 + ... + 74457.

It is an arithmetic number, because the mean of its divisors is an integer number (110385180).

Almost surely, 2^861134363 is an apocalyptic number.

861134363 is a deficient number, since it is larger than the sum of its proper divisors (21947077).

861134363 is a wasteful number, since it uses less digits than its factorization.

861134363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136437.

The product of its digits is 31104, while the sum is 35.

The square root of 861134363 is about 29345.0909523211. The cubic root of 861134363 is about 951.3864752506.

The spelling of 861134363 in words is "eight hundred sixty-one million, one hundred thirty-four thousand, three hundred sixty-three".