862868101 has 4 divisors (see below), whose sum is σ = 863820352. Its totient is φ = 861915852.

The previous prime is 862868093. The next prime is 862868129. The reversal of 862868101 is 101868268.

862868101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 862868101 - 2³ = 862868093 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 (862868131) 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, 474765 + ... + 476578.

It is an arithmetic number, because the mean of its divisors is an integer number (215955088).

Almost surely, 2^862868101 is an apocalyptic number.

It is an amenable number.

862868101 is a deficient number, since it is larger than the sum of its proper divisors (952251).

862868101 is an equidigital number, since it uses as much as digits as its factorization.

862868101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952250.

The product of its (nonzero) digits is 36864, while the sum is 40.

The square root of 862868101 is about 29374.6166102640. The cubic root of 862868101 is about 952.0245286650.

It can be divided in two parts, 8628 and 68101, that added together give a square (76729 = 277²).

The spelling of 862868101 in words is "eight hundred sixty-two million, eight hundred sixty-eight thousand, one hundred one".