51195 has 8 divisors (see below), whose sum is σ = 81936. Its totient is φ = 27296.

The previous prime is 51193. The next prime is 51197. The reversal of 51195 is 59115.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (51193) and next prime (51197).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51195 - 2¹ = 51193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1692 + ... + 1721.

It is an arithmetic number, because the mean of its divisors is an integer number (10242).

2⁵¹¹⁹⁵ is an apocalyptic number.

51195 is a deficient number, since it is larger than the sum of its proper divisors (30741).

51195 is a wasteful number, since it uses less digits than its factorization.

51195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3421.

The product of its digits is 225, while the sum is 21.

The square root of 51195 is about 226.2631211665. The cubic root of 51195 is about 37.1315018825.

It can be divided in two parts, 511 and 95, that added together give a palindrome (606).

The spelling of 51195 in words is "fifty-one thousand, one hundred ninety-five".