863764141 has 4 divisors (see below), whose sum is σ = 865538272. Its totient is φ = 861990012.

The previous prime is 863764133. The next prime is 863764183. The reversal of 863764141 is 141467368.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 863764141 - 2³ = 863764133 is a prime.

It is a super-3 number, since 3×863764141³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 863764094 and 863764103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863764841) 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, 886335 + ... + 887308.

It is an arithmetic number, because the mean of its divisors is an integer number (216384568).

Almost surely, 2^863764141 is an apocalyptic number.

It is an amenable number.

863764141 is a deficient number, since it is larger than the sum of its proper divisors (1774131).

863764141 is a wasteful number, since it uses less digits than its factorization.

863764141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774130.

The product of its digits is 96768, while the sum is 40.

The square root of 863764141 is about 29389.8645964897. The cubic root of 863764141 is about 952.3539559729.

The spelling of 863764141 in words is "eight hundred sixty-three million, seven hundred sixty-four thousand, one hundred forty-one".