51171074 has 16 divisors (see below), whose sum is σ = 79062648. Its totient is φ = 24820992.

The previous prime is 51171073. The next prime is 51171097. The reversal of 51171074 is 47017115.

It can be written as a sum of positive squares in 4 ways, for example, as 37295449 + 13875625 = 6107^2 + 3725^2 .

It is not an unprimeable number, because it can be changed into a prime (51171073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31244 + ... + 32840.

Almost surely, 2^51171074 is an apocalyptic number.

51171074 is a deficient number, since it is larger than the sum of its proper divisors (27891574).

51171074 is a wasteful number, since it uses less digits than its factorization.

51171074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069.

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 51171074 is about 7153.3959767372. The cubic root of 51171074 is about 371.2571650792.

Adding to 51171074 its reverse (47017115), we get a palindrome (98188189).

The spelling of 51171074 in words is "fifty-one million, one hundred seventy-one thousand, seventy-four".