863434101 has 4 divisors (see below), whose sum is σ = 1151245472. Its totient is φ = 575622732.

The previous prime is 863434093. The next prime is 863434127. The reversal of 863434101 is 101434368.

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 not a de Polignac number, because 863434101 - 2³ = 863434093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863434141) 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, 143905681 + ... + 143905686.

It is an arithmetic number, because the mean of its divisors is an integer number (287811368).

Almost surely, 2^863434101 is an apocalyptic number.

It is an amenable number.

863434101 is a deficient number, since it is larger than the sum of its proper divisors (287811371).

863434101 is a wasteful number, since it uses less digits than its factorization.

863434101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287811370.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 863434101 is about 29384.2491991883. The cubic root of 863434101 is about 952.2326439442.

Adding to 863434101 its reverse (101434368), we get a palindrome (964868469).

The spelling of 863434101 in words is "eight hundred sixty-three million, four hundred thirty-four thousand, one hundred one".