51546134 has 4 divisors (see below), whose sum is σ = 77319204. Its totient is φ = 25773066.

The previous prime is 51546133. The next prime is 51546163. The reversal of 51546134 is 43164515.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 51546097 and 51546106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51546133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12886532 + ... + 12886535.

It is an arithmetic number, because the mean of its divisors is an integer number (19329801).

Almost surely, 2^51546134 is an apocalyptic number.

51546134 is a deficient number, since it is larger than the sum of its proper divisors (25773070).

51546134 is a wasteful number, since it uses less digits than its factorization.

51546134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25773069.

The product of its digits is 7200, while the sum is 29.

The square root of 51546134 is about 7179.5636357651. The cubic root of 51546134 is about 372.1620050141.

The spelling of 51546134 in words is "fifty-one million, five hundred forty-six thousand, one hundred thirty-four".