51005134 has 8 divisors (see below), whose sum is σ = 81008208. Its totient is φ = 24002400.

The previous prime is 51005057. The next prime is 51005167. The reversal of 51005134 is 43150015.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750042 + ... + 750109.

It is an arithmetic number, because the mean of its divisors is an integer number (10126026).

Almost surely, 2^51005134 is an apocalyptic number.

51005134 is a deficient number, since it is larger than the sum of its proper divisors (30003074).

51005134 is a wasteful number, since it uses less digits than its factorization.

51005134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500170.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 51005134 is about 7141.7878713947. The cubic root of 51005134 is about 370.8554203512.

Adding to 51005134 its reverse (43150015), we get a palindrome (94155149).

The spelling of 51005134 in words is "fifty-one million, five thousand, one hundred thirty-four".