51004355 has 8 divisors (see below), whose sum is σ = 61281792. Its totient is φ = 40752448.

The previous prime is 51004351. The next prime is 51004367. The reversal of 51004355 is 55340015.

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

It is a cyclic number.

It is not a de Polignac number, because 51004355 - 2² = 51004351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51004355.

It is not an unprimeable number, because it can be changed into a prime (51004351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667 + ... + 10236.

It is an arithmetic number, because the mean of its divisors is an integer number (7660224).

Almost surely, 2^51004355 is an apocalyptic number.

51004355 is a deficient number, since it is larger than the sum of its proper divisors (10277437).

51004355 is a wasteful number, since it uses less digits than its factorization.

51004355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12765.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 51004355 is about 7141.7333330222. The cubic root of 51004355 is about 370.8535323201.

The spelling of 51004355 in words is "fifty-one million, four thousand, three hundred fifty-five".