8051951 has 4 divisors (see below), whose sum is σ = 8073912. Its totient is φ = 8029992.

The previous prime is 8051947. The next prime is 8051959. The reversal of 8051951 is 1591508.

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 8051951 - 2² = 8051947 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 (8051959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10421 + ... + 11166.

It is an arithmetic number, because the mean of its divisors is an integer number (2018478).

Almost surely, 2^8051951 is an apocalyptic number.

8051951 is a deficient number, since it is larger than the sum of its proper divisors (21961).

8051951 is a wasteful number, since it uses less digits than its factorization.

8051951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21960.

The product of its (nonzero) digits is 1800, while the sum is 29.

The square root of 8051951 is about 2837.5959895658. The cubic root of 8051951 is about 200.4319912460.

The spelling of 8051951 in words is "eight million, fifty-one thousand, nine hundred fifty-one".