51182102 has 4 divisors (see below), whose sum is σ = 76773156. Its totient is φ = 25591050.

The previous prime is 51182101. The next prime is 51182123. The reversal of 51182102 is 20128115.

It is a happy number.

51182102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51182101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12795524 + ... + 12795527.

It is an arithmetic number, because the mean of its divisors is an integer number (19193289).

Almost surely, 2^51182102 is an apocalyptic number.

51182102 is a deficient number, since it is larger than the sum of its proper divisors (25591054).

51182102 is a wasteful number, since it uses less digits than its factorization.

51182102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25591053.

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 51182102 is about 7154.1667579111. The cubic root of 51182102 is about 371.2838333354.

The spelling of 51182102 in words is "fifty-one million, one hundred eighty-two thousand, one hundred two".