51354425 has 12 divisors (see below), whose sum is σ = 63813996. Its totient is φ = 40996800.

The previous prime is 51354379. The next prime is 51354431. The reversal of 51354425 is 52445315.

It can be written as a sum of positive squares in 6 ways, for example, as 13075456 + 38278969 = 3616^2 + 6187^2 .

It is not a de Polignac number, because 51354425 - 2¹⁶ = 51288889 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11627 + ... + 15423.

It is an arithmetic number, because the mean of its divisors is an integer number (5317833).

Almost surely, 2^51354425 is an apocalyptic number.

It is an amenable number.

51354425 is a deficient number, since it is larger than the sum of its proper divisors (12459571).

51354425 is a wasteful number, since it uses less digits than its factorization.

51354425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4348 (or 4343 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 51354425 is about 7166.2001786163. The cubic root of 51354425 is about 371.7000535294.

The spelling of 51354425 in words is "fifty-one million, three hundred fifty-four thousand, four hundred twenty-five".