2086862951 has 4 divisors (see below), whose sum is σ = 2089734192. Its totient is φ = 2083991712.

The previous prime is 2086862927. The next prime is 2086862957. The reversal of 2086862951 is 1592686802.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2086862951 - 2¹⁰ = 2086861927 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 2086862896 and 2086862905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2086862957) 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, 1434530 + ... + 1435983.

It is an arithmetic number, because the mean of its divisors is an integer number (522433548).

Almost surely, 2^2086862951 is an apocalyptic number.

2086862951 is a deficient number, since it is larger than the sum of its proper divisors (2871241).

2086862951 is an equidigital number, since it uses as much as digits as its factorization.

2086862951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2871240.

The product of its (nonzero) digits is 414720, while the sum is 47.

The square root of 2086862951 is about 45682.1951201997. The cubic root of 2086862951 is about 1277.9032548567.

The spelling of 2086862951 in words is "two billion, eighty-six million, eight hundred sixty-two thousand, nine hundred fifty-one".