51541425 has 72 divisors (see below), whose sum is σ = 101285184. Its totient is φ = 24900480.

The previous prime is 51541421. The next prime is 51541429. The reversal of 51541425 is 52414515.

51541425 is a `hidden beast` number, since 515 + 4 + 142 + 5 = 666.

51541425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51541421) and next prime (51541429).

It is not a de Polignac number, because 51541425 - 2² = 51541421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51541421) 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 in 71 ways as a sum of consecutive naturals, for example, 195844 + ... + 196106.

Almost surely, 2^51541425 is an apocalyptic number.

It is an amenable number.

51541425 is a deficient number, since it is larger than the sum of its proper divisors (49743759).

51541425 is a wasteful number, since it uses less digits than its factorization.

51541425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359 (or 351 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 51541425 is about 7179.2356835530. The cubic root of 51541425 is about 372.1506717086.

The spelling of 51541425 in words is "fifty-one million, five hundred forty-one thousand, four hundred twenty-five".