51171162 has 32 divisors (see below), whose sum is σ = 117189504. Its totient is φ = 14592000.

The previous prime is 51171149. The next prime is 51171179. The reversal of 51171162 is 26117115.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31162 + ... + 32762.

It is an arithmetic number, because the mean of its divisors is an integer number (3662172).

Almost surely, 2^51171162 is an apocalyptic number.

51171162 is an abundant number, since it is smaller than the sum of its proper divisors (66018342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51171162 is a wasteful number, since it uses less digits than its factorization.

51171162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374.

The product of its digits is 420, while the sum is 24.

The square root of 51171162 is about 7153.4021276593. The cubic root of 51171162 is about 371.2573778987.

Adding to 51171162 its reverse (26117115), we get a palindrome (77288277).

The spelling of 51171162 in words is "fifty-one million, one hundred seventy-one thousand, one hundred sixty-two".